<?php
//Поиск разных ошибок в тексте
$text = ',жызнь сдесь зделал зделан но  а антракт';
$matches = array();
 
$error1 = '/([,;!?:][\\S])/ui';
$error2 = '/жы|шы/ui';
$error3 = '/координально|сдесь|здела(л|ю|н)/ui';
$error4 = '/[^,]\\b(а|но)\\s/ui';
 
$errors = array($error1, $error2, $error3, $error4);
 
for ($i = 0; $i < count($errors); $i++) {
    if (preg_match($errors[$i], $text)) {
        echo "Вы ошиблись в этом месте: " . preg_replace($errors[$i], '[$0]', $text) . "\n";
    }
}

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