YOU SAID:
hello you are so bad at spelling
INTO JAPANESE
こんにちはあなたはつづりがとても苦手です
BACK INTO ENGLISH
Hello you are not very good at spelling
INTO JAPANESE
こんにちはあなたはつづりがあまり得意ではありません
BACK INTO ENGLISH
Hello you are not very good at spelling
That didn't even make that much sense in English.