cccc ccci cccv ccic ccii cciv ccoc cctc cctt cctv ccvi ccvo chch chci chic chih chit chiv choc choh choi choo chov chto chtt chtv chvo cicc cich cici cico cict ciht ciii ciit cith citi cito citt citv civc civh civo coch coco coct coho coit cooh coot cotc coth coti coto cott covo ctic ctot ctvo ctvt cvcc cvii h-ii hccc hcch hchi hctv hhhh hi-c hi-v hicc hich hico hihc hihi hiho hiht hiit hioc hitc hiti hito hitt hitv hoch hoho hoit hoot hoth hoti hoto hott hovi htcc htoh hvcc iccc icci icco icct ichc ichi icho icoc ictv ihcc ihit ihtc ihvh iiht iiii iiio iiit iioi iioo iitt ioci ioii ioio ioit iooi iooo ioto itch ithc itic itoh itoi itoo itto ivic occc occi occt ochi ocht oct- octi octo ohcc ohhi ohho ohio ohoh ohto oici oiii oitc oiti ooho oooh oooo otho otic otit oto- otoh otoo otov otti otto ovi- ovo- ovoo ovot tccc tch- tchh tchi tcho tcov tctc thch thi- thic thio thoo thot ticc tich tico tiht tiit titc tith titi tito titt tivi tivo toch toci toco tohi toho toit tooh toot totc toth toti toto tott tovo tttt tvtv vcci vhhh vic- vich vici vico vict vihi viii vith viti vito vitt vivi vivo voho voic voio voit vooc voot voth voto vt-i vvvv