diff --git a/guide/arabic/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/arabic/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index ebf96262db..ebcd683fd5 100644
--- a/guide/arabic/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/arabic/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -17,8 +17,8 @@ localeTitle: إعادة استخدام الأنماط باستخدام مجمو
 
 إذا كنا سنترجم التعبير المعتاد حرفياً ، فسيبدو شيئًا كالتالي:
 
- `let re = /(test)\s\1; 
- let literalRe = /test\stest; 
+ `let re = /(test)\s\1/; 
+ let literalRe = /test\stest/; 
 ` 
 
 كل من `rea` و `literalRe` تطابق نفس الشيء.
@@ -52,4 +52,4 @@ localeTitle: إعادة استخدام الأنماط باستخدام مجمو
  `let repeatNum = "42 42 42"; 
  let reRegex =  /^(\d+)\s\1\s\1$/; 
  let result = reRegex.test(repeatNum); 
-`
\ No newline at end of file
+`
diff --git a/guide/chinese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/chinese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index 1745200a64..760a1d597a 100644
--- a/guide/chinese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/chinese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -19,8 +19,8 @@ let testString = "test test test ";
 如果我们要正面翻译正则表达式，它看起来像这样：
 
 ```js
-let re = /(test)\s\1; 
- let literalRe = /test\stest; 
+let re = /(test)\s\1/; 
+ let literalRe = /test\stest/; 
 ```
 
 `rea`和`literalRe`都会匹配相同的东西。
@@ -58,4 +58,4 @@ let repeatNum = "42 42 42";
  let reRegex =  /^(\d+)\s\1\s\1$/; 
  let result = reRegex.test(repeatNum); 
 
-```
\ No newline at end of file
+```
diff --git a/guide/english/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/english/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index 21812388c2..2cad5c229f 100644
--- a/guide/english/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/english/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -12,11 +12,11 @@ let result = reRegex.test(testString);
 ```
 `result` will match only `test test` because `\1` in this example stands for the same text as most recently matched by the 1st capturing group `(test)`.
 
-If we were to lierally translate the regex, it would look something like this:
+If we were to literally translate the regex, it would look something like this:
 
 ```js
-let re = /(test)\s\1;
-let literalRe = /test\stest;
+let re = /(test)\s\1/;
+let literalRe = /test\stest/;
 ```
 Both `rea` and `literalRe` would match the same thing.
 
diff --git a/guide/portuguese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/portuguese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index fc3810ea2d..57921461ea 100644
--- a/guide/portuguese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/portuguese/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -19,8 +19,8 @@ let testString = "test test test ";
 Se fôssemos traduzir literalmente o regex, seria algo como isto:
 
 ```js
-let re = /(test)\s\1; 
- let literalRe = /test\stest; 
+let re = /(test)\s\1/; 
+ let literalRe = /test\stest/; 
 ```
 
 Ambos `rea` e `literalRe` combinariam com a mesma coisa.
@@ -58,4 +58,4 @@ let repeatNum = "42 42 42";
  let reRegex =  /^(\d+)\s\1\s\1$/; 
  let result = reRegex.test(repeatNum); 
 
-```
\ No newline at end of file
+```
diff --git a/guide/russian/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/russian/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index 7a44c4bec8..3c4431f81e 100644
--- a/guide/russian/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/russian/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -19,8 +19,8 @@ let testString = "test test test ";
 Если бы мы должны были перевести регулярное выражение, это выглядело бы примерно так:
 
 ```js
-let re = /(test)\s\1; 
- let literalRe = /test\stest; 
+let re = /(test)\s\1/; 
+ let literalRe = /test\stest/; 
 ```
 
 И `rea` и `literalRe` будут соответствовать одному и тому же.
@@ -58,4 +58,4 @@ let repeatNum = "42 42 42";
  let reRegex =  /^(\d+)\s\1\s\1$/; 
  let result = reRegex.test(repeatNum); 
 
-```
\ No newline at end of file
+```
diff --git a/guide/spanish/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md b/guide/spanish/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
index c57e077066..101cb8d1f2 100644
--- a/guide/spanish/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
+++ b/guide/spanish/certifications/javascript-algorithms-and-data-structures/regular-expressions/reuse-patterns-using-capture-groups/index.md
@@ -19,8 +19,8 @@ let testString = "test test test ";
 Si tuviéramos que traducir literalmente la expresión regular, se vería algo así:
 
 ```js
-let re = /(test)\s\1; 
- let literalRe = /test\stest; 
+let re = /(test)\s\1/; 
+ let literalRe = /test\stest/; 
 ```
 
 Tanto `rea` como `literalRe` coincidirían con la misma cosa.
@@ -58,4 +58,4 @@ let repeatNum = "42 42 42";
  let reRegex =  /^(\d+)\s\1\s\1$/; 
  let result = reRegex.test(repeatNum); 
 
-```
\ No newline at end of file
+```