-lock b-r-k bbook bcock block blook bloop bloor blorb blorp bo-bo bobko boboc bobok bobr bocor bokko bokok bokor bolko boll- bollo bolok boock booco booko borbo borck borko boro- borok boroo borro brcko brobo brock broll brolo brook brool brrrr c-cor c-p-c c-pop ccccc ccrcl clock cloob clook cloop cloor co-bo co-co co-op cobol cocc- cocco cocol cokk- coll- collo colo- colok colop color colp- colpo coolo coppo copr- copro corbo coro- corol corop corrl crock croco croll crook crool croop cropc cropo k-p-r k-pop k-rob kbool klock klopp ko-ko kobol kokko kokor kollo kolob kolol koppl korbo korck korol korop koror korpo korro kpolo krock kroll kropp l-pop lobbo lobo- lobor lockb loco- locro lollo lolol loock lorck o-r-b obock obolo oboro obrok ockro ocllo ocr-b okobo okoc okoro ooooo oploo opobo oppol orcop orlok orlop orobo oroco pbook pbrok pclkc pcock plock plook ploop plopp plork po-po pocko pocok pocol pocop polbo polco polko pollo polop poopo poork popco poplr popop poppo porco poro- porro probo prock proll prolo proor prop- propl propp propr r-co- rcolo ro-ro robbo robo- robop robor rocco rocko rocor rokkk rollc rollo rolok rprop