Yes for sure, you can.
It hardly takes 2 month for each year from marrow. But for this you have to first divide the videos into 60 days and takeout how many videos you have to watch perday. Accordingly you have to make your time table and yes same for 2snd year.
So 5 months are definitely enough.
Tricks to follow
1.Try to download videos one day before so that you dont need to depend on Internet next day.
2. Use different device othere than your smartphone(help in avoiding distractions).
3.Watch videos in 1.25× or if you can handle 1.5 will be great.
4.Keep notes(marrow) with you while watching videos and dont make notes in first attempt.
5.Use headphones.