YOU SAID:

I came i saw the pee i drank the pee swiftly

INTO JAPANESE

おしっこを見たので、おしっこを素早く飲みました

BACK INTO ENGLISH

I saw pee, so I drank pee quickly

INTO JAPANESE

おしっこを見たので、すぐにおしっこを飲んだ

BACK INTO ENGLISH

I saw pee and drank pee right away

INTO JAPANESE

おしっこを見てすぐにおしっこを飲んだ

BACK INTO ENGLISH

Drank pee immediately after seeing pee

INTO JAPANESE

おしっこを見てすぐにおしっこを飲んだ

BACK INTO ENGLISH

Drank pee immediately after seeing pee