Hello everyone, nice to welcome you on our site, this page even has Level 3 answers. I enjoy it =D
Level 3 - YYCMOGLO
The answer to this puzzle is:
Words: COOLY, OLOGY, COLOG, CYMOL, COYLY, COLY, CLOY, LOGY, GLOM, MOLY, LOOM, CLOG, LOCO, COO, COL, COG, COY, GOY, MOL, MOO
Bonus words:
COOLY, OLOGY, COLOG, CYMOL, COYLY, COLY, CLOY, LOGY, GLOM, MOLY, LOOM, CLOG, LOCO, COO, COL, COG, COY, GOY, MOL, MOO