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<?php $words = array("simple", "123", "aa99"); $sentences = array("this-is-simple-simple-sentence-123-aa99-311qwerty", "this-is-simple-sentence-123", "simple", "foobar"); foreach ($words as $word) { $sentences_found = array_values(array_filter($sentences, function($find_words) use ($word) {return strpos($find_words, $word);})); } print_r($sentences_found);

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56.8 ms | 402 KiB | 5 Q