cccc ccci cccl cccv ccic ccii ccil ccir cciv cclc ccli cclv ccoc ccrc ccri ccrl ccvi ccvo cicc cici cico cicr ciii cili cill cilo cilv cior circ ciri cirl ciro cirr civc civo clic clii clio clir cliv cloo clor clri clro clrv clvi coco coil coir col- coli coll colo cool cor- corc cori corl coro corr covo crcc crcr cric croc crol croo cror cvcc cvii cvrr iccc icci iccl icco iccr icll iclr icoc icor icrc icrr iiii iiio iioi iioo iirc ilic ilio ilir ill- illi illo iloc iloo ioci ioii ioio iolo iooi iooo iori ircc iri- iric iril irio iroc irov irrc irri ivic ivor lccc lcor lcrl lcrv lico licr liii liir liiv lili lill lilo lio- lior lirc liri lirl liro lirr livi livo llcc lllc llll lloc lloo lo-v locc loci loco loic loir loli loll lolo looc lool loor lori loro lovo lric lroc lroi lrrc lrrr lvcc lvii lviv lvov lvrr occc occi oclc ocrl ocro ocrr oici oiii olcc olic olio olli ollo olor olov olvi oocr oolo oooo orci orco ori- oric oril orio orlo oro- oror orri orro orvr ovi- ovil ovo- ovol ovoo rccc rcic rcvr ricc rico rill rilo riol riri rivo rocc roco roil roio roir roll rolo rooi rool roor rorc rori roro rovi rovo rrrr rv-c vcci vic- vici vico viii vili vill viol virc viri virl viro virr vivi vivo vlcc vlci vlli vloc voic voil voio voir volc voli voll volo vooc vool voor vor- vori voro vrci vril vrio vroc vvvv