YOU SAID:
I have slept for a full day before... I dreamed about sleeping
INTO JAPANESE
私は一日前に眠っている.睡眠について夢を見た
BACK INTO ENGLISH
I was sleeping one day ago... dreamed about sleep
INTO JAPANESE
私は睡眠の睡眠 1 日前・・・を夢見ていた
BACK INTO ENGLISH
I sleep sleep 1 day ago... dreamed of
INTO JAPANESE
私は睡眠 1 時間前を夢見て
BACK INTO ENGLISH
Sleep I dreamed about 1 hour ago
INTO JAPANESE
睡眠約 1 時間前を夢見ていた
BACK INTO ENGLISH
Sleep was dreaming about an hour ago
INTO JAPANESE
睡眠は一時間前に夢見ていた
BACK INTO ENGLISH
Dreamed of 1 hour ago sleep
INTO JAPANESE
1 時間前の夢睡眠
BACK INTO ENGLISH
1 hour ago dream sleep
INTO JAPANESE
夢の睡眠の 1 時間前
BACK INTO ENGLISH
Dream sleep 1 hour ago
INTO JAPANESE
夢の睡眠 1 時間前
BACK INTO ENGLISH
Dream sleep 1 hour ago
That didn't even make that much sense in English.