NG正規表現

(?m)(?:^\s*$\n?+){3,}?
(?m)(?:^$\n?+){3,}
(?m)[|:;, 　]{2}[|!:;.,]
(?:^|\n)(?:[^<]*?(?:<a [^<]+</a>|(?:&gt;|＞){1,2}\d+)){5}
(?:<a [^<]+</a>.*|(?:&gt;|[＞,+-])+[\d0-9]+\D*){10}
(?:^|\n)[ 　]*([^ <　]{,})(?:[ 　]+\1){3}
(?:^|\n)(?![ 　]*\n)((?:[^<]|<a [^<]+</a>)+)\n\1(?=(?:\n|$))
^(?:[ 　]*\n)*[ 　]*[^<]{1,2}(?:[ 　]*\n)*[ 　]*$
(?:[ w　w]+[ぁ-龠]){3}(?=[ <w　w]|$)
(?:^|\n)[ 　]*([^ <　]{2,})(?:[ 　]+\1){3}
(?:^|\n)[ 　]*[^ <　](?:(?:[ 　]*\n)+[ 　]*[^ <　]){3}(?=[ 　]*(?:\n|$))