$re = '/[A-Za-z](?:\s\d+|\s?\w+[,.-]+)*\s[^\s]+[.\s]*$/m';
$str = 'I fell down the stairs on June 30th, 1962.
There are 123 boxes on up the hill, says that 612 guy.
The lazy brown fox is not a dog.
This sentence will work .
That one finally works... yay!
How do you spell-- regex?';
preg_match_all($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