YOU SAID:

i am in great physical pain

INTO JAPANESE

私は大きな体の痛みに苦しんで

BACK INTO ENGLISH

I suffer from pain in big body

INTO JAPANESE

私は大きな体の痛みに苦しんでいます

BACK INTO ENGLISH

I suffer from pain in a big body

INTO JAPANESE

私は大きな体の痛みに苦しんでいます

BACK INTO ENGLISH

I suffer from pain in a big body