I haven't had a chance to write an official one yet, but there is an unofficial one here:
https://docs.google.com/spreadsheets/d/1o6VFK12N3ZITRa6Ln3ZJA0IBT5E6vHG2QCVBebPK...
There's also the fan wiki:
https://freshmenvn.fandom.com/wiki/Freshmen:_Physical_Education_Wiki
If there are any specific scenes/CGs you can't find after checking those, you can let me know which ones and I can give you steps to find them.