YOU SAID:
I have been studying programming for 5 years.
INTO JAPANESE
私は5年間プログラミングを勉強しています。
BACK INTO ENGLISH
I have been studying programming for 5 years.
INTO JAPANESE
私は5年間プログラミングを勉強しています。
BACK INTO ENGLISH
I have been studying programming for 5 years.
That didn't even make that much sense in English.