package main import ( "fmt" "os" "strings" ) const corpus = `lazy cat jumps again and again and again... since she is very excited and happy.` func main() { query := os.Args[1:] words := strings.Fields(corpus) filter := [...]string{ "and", "or", "the", "is", "since", "very", } queries: for _, q := range query { for _, v := range filter { if q == v { continue queries } } for i, w := range words { if q == w { fmt.Printf("#%-2d: %q\n", i+1, w) } } } }