I've been looking for hours and I just can't find these someone pls help;-;

Minimal spoiler hint:
You already have what you need to get the missing five puzzles on this album. Do you remember how you got the puzzles in that final row of this album? You access your missing puzzles the same way.
-
-
-
-
-
More spoilery hint:
You picked up the Lucid Dream item which lets you do a thing
-
-
-
-
-
Full spoiler hint:
The Lucid Dream lets you sleep, and you go to a puzzle area in your dreams. You already used the Lucid Dream in the Developer house, go sleep in the Bed and Breakfast