cccc cccf ccci cccl cccp ccfc ccff ccfi ccfl ccic ccii ccil ccip cclc ccli ccoc ccpl ccpp cfcf cfcl cfco cfpl cfpo cicc cici cico ciff cifl ciii cili cill cilo cilp cipf cipo cipp clic clif clii clio clip clof cloo clop clpp coco cocp cofc coff cofi coif coil coip col- coli coll colo colp coof cool coop copi copo copp cpff cpic cpif cpio cplc fccf fccp fcic fcii ffcc ffff ffii ficc fico fifc fiff fifi fifo fiii fiil fili fill filo fipp flcl flic flii flip floc floo flop foci foco fofo foil folc foli foll folo foof fool fopp fp-c fpcc fplc iccc iccf icci iccl icco iccp icll iclp icoc icpc icpo ifco ifcp ific ifil ifpo iiii iiio iioi iioo iiop iipf ilic ilio ill- illi illo illp iloc iloo ioci iocp iofc ioii ioio iolo ioof iooi iooo iopl ipcc ipfc ipil iplo ipop ippc ippf ippo lccc lcfc lcpc lcpl lfcc lico liff lifl lifo liii lili lill lilo lio- lip- lipc lipi lipl lipo lipp llcc lllc llll lloc lloo locc loci loco loff lofi loic loif loli loll lolo looc loof lool loop lopi lopp lpfp lppl occc occi ocfp oclc ocpp ofcl off- offc offo oici oiii oipc olcc olic olio olli ollo olof olpc ooff oolo oooo opic opii opio opo- oppi oppo pccc pccl pcfc pcip pcll pclo pcpp pfff pfic pfli picc pici pico piff piip pil- pili pill pilo pipi pipo pipp plcc plff plif plio plip ploc ploo plop plpp poco poff pofi poil poio poli poll polo poof pool poop pop- popc popi popo popp ppcc ppci ppic ppif ppli pplo pppo pppp