The dot markers on level 3&4 are still wrong, but assuming you mean the third level in order (the one with red & blue hats) then a key step is (rot13)... chfu n oyhr ung vagb gur gbc-evtug pbeare fb lbh pna rkvg vg (oevrsyl) gb chfu gur juvgr ung fbhgu. Qba'g jbeel nobhg gur ynpx bs fcnpr - lbh pna'g trg fghpx.