YOU SAID:

when I am sad i change my mind and just be happy again

INTO JAPANESE

悲しい時に私は私の心を変更し、だけ、喜んで再び

BACK INTO ENGLISH

And I change my mind when I am sad, happy again

INTO JAPANESE

私は悲しい、幸せ再びときに私の心を変更し、

BACK INTO ENGLISH

I sad, happy again when my mind to change,

INTO JAPANESE

私は悲しい、幸せ再びとき、変更する私の心

BACK INTO ENGLISH

I was sad and happy again when changing my mind

INTO JAPANESE

私は悲しい、幸せ再び私の心を変更する場合

BACK INTO ENGLISH

When I am sad and happy to change my mind again

INTO JAPANESE

私は悲しいと私の心をもう一度変更させて

BACK INTO ENGLISH

Change my mind again and I am sad

INTO JAPANESE

再び私の心を変更し、私は悲しい

BACK INTO ENGLISH

And then change my mind again and I am sad

INTO JAPANESE

再度私の心を変更し、私は悲しい

BACK INTO ENGLISH

And then change my mind again and I am sad