YOU SAID:
Nobody even knows I am writing a sentence
INTO JAPANESE
私が文章を書いていることを誰も知らない
BACK INTO ENGLISH
No one knows that I am writing
INTO JAPANESE
私が書いていることを誰も知らない
BACK INTO ENGLISH
No one knows what I am writing
INTO JAPANESE
私が書いていることを誰も知らない
BACK INTO ENGLISH
No one knows what I am writing
That didn't even make that much sense in English.