YOU SAID:

I have three sisters that annoy me so much

INTO JAPANESE

私には3人の姉妹がいて、私をとてもひどくかまう

BACK INTO ENGLISH

I have three sisters and they care about me very badly.

INTO JAPANESE

私には3人の姉妹がいますが、彼らは私のことをとてもひどく気にかけています。

BACK INTO ENGLISH

I have three sisters, and they care very badly about me.

INTO JAPANESE

私には3人の姉妹がいますが、彼らは私のことをとても気にしています。

BACK INTO ENGLISH

I have three sisters, and they care a lot about me.

INTO JAPANESE

私には3人の姉妹がいますが、彼らは私のことを大いに気にかけています。

BACK INTO ENGLISH

I have three sisters, and they care a lot about me.