cccc ccci cccv ccee cche ccic ccii cciv ccoc ccvi ccvo cec- cece ceci ceco ceec ceke cevo chce chch chci chec chee cheh chek chev chic chie chih chik chiv choc choh choi chok choo chov chvo cicc cich cici cico ciee ciii ciko civc cive civh civo ckch ckck ckco ckcv ckhv ckoc ckoi ckoo ckvo coce coch cock coco coho cok- coke coko cooh cook cove covo cvcc cvii eccc ecce ecci ecco eche echo ecko eco- eeee eeke eeoc ehcc eheh eich eick eico eiec eiei eiho eike eiki eiko ekch ekco ekek ekho ekki ekoi evie evoe evoo evvk h-ii hccc hcch hchi hech heck heek hehe heho heic heie heih heik heke heve hevi hhhh hi-c hi-v hicc hice hich hick hico hiei hihc hihe hihi hiho hiie hike hiki hioc hive hkcc hoce hoch hock hoei hoek hohe hoho hoie hoik hoke hoki hoko hooe hook hove hovi hovk hvcc iccc icci icco icec icee ichc iche ichi icho icke icoc iecc ieie ieio ieoh ihcc ihvh iiie iiii iiio iioi iioo ikee ikki ikko ikoo ioci ioee ioii ioio ioke ioko iooi iooo ivec ivic ivie k-ci kccc kcci kcck kccv kcec kcee kcei kceo kche kchh kchi kchk kcho kcic kcie kcii kciv kckc kckk kcko kckv kcoe kcoh kcvh kcvi kcvk kcvo kcvv kech keck keco keeh keek kehk keii keik keio kekc keke keki keko keok keve kevi khcc khch khck khcv khec khhk khho khic khii khio khke khki khkk khkv khoc khoe khoi khok khvh kicc kice kick kiev kihc kihh kihi kihk kiho kiic kiii kiik kikc kiki kikk kiko kioc kioe kioh kioi kiok kioo kive kivi kkch kkci kkck kkco kkhh kkhi kkhk kkic kkik kkkk kkoh kkoo kkov kkvv koch koci kock koei kohh kohi koho koii koiv kokc koke kokh koki kokk koko kooc kooi kook kooo koov kovc kove kovi kovk kovo kvcc kvce kvch kvci kvck kvco kvcv kvec kvic kvie kvik kviv kvoc kvoe kvoh kvoi kvok kvoo kvov kvvv o-eo occc occi oce ocee oche ochi ocke oec- oecc oeec ohcc ohee ohhi ohho ohio ohoh ohok oici oick oiii oike oiko okeh okic okie okko okok ooho oooh oooo ovee ovi- ovie ovo- ovoo vcci vche vecc vech veci veck veho veie veii veik veke veoh veve vevi vevo vhhh vic- vice vich vici vick vico vihi viii viik vike viki viko vive vivi vivo voce voei voho voic voie voio voke vooc vovk vvvv