YOU SAID:
washing me and my clothes
INTO JAPANESE
私と私の服を洗う
BACK INTO ENGLISH
Wash me and my clothes
INTO JAPANESE
私と服を洗って
BACK INTO ENGLISH
Wash clothes with me
INTO JAPANESE
私と一緒に服を洗う
BACK INTO ENGLISH
Wash clothes with me
That didn't even make that much sense in English.