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<?php $re = '/^.{0,11}\S(?!\S)/m'; $str = 'this is a test sentence this is a test sentence a b c'; preg_match_all($re, $str, $matches); var_export($matches[0]);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 'this is a', 1 => ' this', 2 => 'a', 3 => ' b', )

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