$re = '/\s([^\s\d]*\d\S*.*?)[.,!-]/m';
$str = 'this is a sentence, it has 1 number in it, and another one 123 here. we want to select n8m3r1c-aa words and phrases - until the punctuation. this is some phr4se!1 with text.
';
preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php