<?php
$regexp = '/[(Дд|Dd)]\\s*\\S*[(Уу|Yy|Uu)]\\s*\\S*[(Рр|Pp|Rr)]\\s*\\S*[(Аа|Aa)]\\s*\\S*[Кк|Kk]/' ;
$fools = [
'ДуРАк' ,
'ты - D у р а к' ,
'ты ду рак' ,
'ты ДурАК' ,
'ТЫ - D У рА К' ,
'ты - d У Р а к' ,
'D|U|R|A|K' ,
'я д-*-У-*-R-*-a-*-K' ,
'ты - dУ р а к' ,
'd-У+R/A-K' ,
'DУ рА к' ,
'Дурaк' ,
] ;
foreach ( $fools as $fool ) {
echo "\n " ;
}
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