YOU SAID:

i hate my sister so much to the point where i want to take her phone, dump in the toilet and flush it

INTO JAPANESE

私は彼女の電話を取って、トイレに投げ捨てて、それを洗い流したいと思うほど妹を憎む

BACK INTO ENGLISH

I hate my sister to take her phone and throw it to the toilet and want to wash it off

INTO JAPANESE

私は妹が電話を持ってトイレに投げ捨てて洗濯したい

BACK INTO ENGLISH

I want my sister to throw it to the toilet with the phone and wash it

INTO JAPANESE

私は妹が電話でトイレに投げ捨てて洗濯してもらいたい

BACK INTO ENGLISH

I want my sister to throw it to the toilet on the phone and wash it

INTO JAPANESE

私は妹が電話でトイレに投げ捨てて洗濯してもらいたい

BACK INTO ENGLISH

I want my sister to throw it to the toilet on the phone and wash it