-vac a-ak a-ii a-iv a-ok aaaa aaac aaai aaav aaca aacc aaci aack aaco aacv aaic aaii aaka aaoo aava acaa acac acai acca accc acci acco aci- acia acic acoa acvv aiai aica aicc aiia aiic aika aiki aiko aioc aioi aiva akaa akai akao akca akia akik akio akka akki akko akok aoca aoki avao avcc avco avia avic avik avio aviv avva avvo caaa caac cac- caca cacc caci cack caco caia caic caik caio caka caoi cava cavi cavo ccaa ccac ccai ccca cccc ccci cccv ccic ccii cciv ccoc ccvi ccvo ciaa ciak ciao cica cicc cici cico ciia ciii cika ciko civa civc civo ckac ckck ckco ckcv ckoa ckoc ckoi ckoo ckvo coai coak coca cock coco coia cok- coka coko cook cova covo cvac cvca cvcc cvii iaaa iaac iaai iaca iacc iaia iava icaa icac icai icao icca iccc icci icco icoc iiac iica iiii iiio iioi iioo ikki ikko ikoo ioci ioii ioio ioko iooi iooo ivai ivak ivao ivic k-ci kaaa kaai kaak kacc kaci kaco kacv kaia kaic kaii kaik kaio kaka kakc kaki kakk kako kaoa kaoc kaoi kaok kava kavi kavo kavv kcaa kcac kcai kcav kcca kccc kcci kcck kccv kcic kcii kciv kckc kckk kcko kckv kcvi kcvk kcvo kcvv kiac kiai kica kicc kick kiia kiic kiii kiik kika kikc kiki kikk kiko kioa kioc kioi kiok kioo kiva kivi kkaa kkac kkai kkci kkck kkco kkia kkic kkik kkkk kkoa kkoo kkov kkvv koac koai koak koca koci kock koii koiv koka kokc koki kokk koko kooc kooi kook kooo koov kova kovc kovi kovk kovo kvak kvcc kvci kvck kvco kvcv kvic kvik kviv kvoa kvoc kvoi kvok kvoo kvov kvvv oaic ocac ocak occa occc occi oiav oici oick oiii oiko okak okia okic okka okko okok ooaa ooak ooia oooo ovi- ovo- ovoo vaca vack vaco vaia vaik vaio vaka vaki vava vcci vic- vica vici vick vico viii viik vika viki viko viva vivi vivo voca voia voic voio voka vooc vovk vvvv