YOU SAID:
i am so tired i think i could die
INTO JAPANESE
私はとても疲れているので、死ぬかもしれないと思う
BACK INTO ENGLISH
i'm so tired i think i might die
INTO JAPANESE
私はとても疲れていて、死ぬかもしれないと思う
BACK INTO ENGLISH
i'm so tired i think i might die
That didn't even make that much sense in English.