YOU SAID:

Missing semicolons are a serious problem.

INTO JAPANESE

行方不明のセミコロンは、深刻な問題です。

BACK INTO ENGLISH

Missing semicolon is a serious problem.

INTO JAPANESE

セミコロンがない場合は、深刻な問題です。

BACK INTO ENGLISH

If no semicolon is a serious problem.

INTO JAPANESE

場合はセミコロンに深刻な問題はありません。

BACK INTO ENGLISH

If no semicolon is a serious problem.