YOU SAID:
My fathers sisters mothers second cousins grat aunts best friends cousins fathers sister died last week
INTO JAPANESE
父、姉妹、母、またいとこ、叔母、親友、いとこ、父親、姉妹が先週亡くなりました
BACK INTO ENGLISH
My father, sister, mother, second cousin, aunt, best friend, cousin, father and sister passed away last week.
INTO JAPANESE
私の父、姉、母、またいとこ、叔母、親友、いとこ、父、そして妹が先週亡くなりました。
BACK INTO ENGLISH
My father, sister, mother, second cousin, aunt, best friend, cousin, father and sister passed away last week.
That didn't even make that much sense in English.