cccc ccci cchr ccic ccii ccir cciw ccoc ccow ccrc ccri chch chci chic chih chir choc choh choi choo chor chow chrc chro chrr chrw chwo cicc cich cici cico cicr cihr ciii cior circ cirh ciri ciro cirr ciww coch coco coho coir cooh cor- corc cori coro corr cowh crcc crcr cric croc croh croo cror crow cwrw h-ii hccc hcch hchi hhhh hi-c hicc hich hico hihc hihi hiho hioc hiri hiro hiwi hoch hocr hoho hoir hoor horc hori horo horr horw howh howi howr hrrc iccc icci icco iccr ichc ichi icho ichr icoc icor icrc icrr icrw ihcc ihrc iiii iiio iioi iioo iirc iiwi ioci ioii ioio iooi iooo iori ircc iri- iric irio iroc iroh irrc irri iwcc iwho iwiw occc occi ochi ocro ocrr ohcc ohhi ohho ohio ohoh ohow oici oiii oocr ooho oooh oooo orch orci orco ori- oric orio oro- oror orri orro orwo owch owir owoh owow rccc rcic rhio rhiw rhoc rhoh ricc rich rico riho riri riwo rocc roch roco rohr roio roir rooi roor rorc rori roro rowh rowi rowr roww rrrr rwch wccc wcch wcci wcco wccr wccw wchc wchi wcho wchr wcic wcih wcii wcir wcoc wcoh wcoo wcor wcrc wcrh wcri wcro wcrr wcrw wcwc wcwi whcc whco whcr whhh whhi whho whhr whhw whic whii whio whir whoi whoo whor whow whr- whrc whrh whro whrw whwc whwh wicc wich wici wico wicr wihc wiii wioc wioi wioo wiri wiro wirr wiwi wocc woch woco wocr wohc wohi woic woio woir wooc woow worc wori woro worr worw wowc wowi wowo woww wrch wrci wrco wrcr wrcw wrhc wrhi wrho wric wrih wroc wroi wroo wrow wrrc wrrh wrro wrrw wrwc wrwh wrwr wwch wwco wwcr wwcw wwhi wwho wwhr wwii wwio wwor wwow wwrc wwrr wwrw wwwc wwwh wwwi wwwr wwww