-vac a-ak a-ok aaaa aaac aaap aaav aaca aacc aack aaco aacp aacu aacv aaka aaku aaoo aapa aapc aapo aaup aava acaa acac acap acca accc acco accp accu acoa acop acou acpa acpu acu- acuo acup acvv akaa akao akap akca akka akko akku akok akpo akpu akua aoca aokp aopo apac apak apao apap apca apcc apco apo- apoc apoo apop apou appa appc appu apua apuc apup auaa auca aucp aupc avao avcc avco avou avpu avva avvo caaa caac caap cac- caca cacc cack caco caka capa capc capo capp capu cauc cauk cauo caup cava cavo cavu ccaa ccac ccap ccca cccc cccp cccu cccv ccoc ccpa ccpp ccuc ccup ccvo ckac ckck ckco ckcv ckoa ckoc ckoo ckpc ckvo coak coca cock coco cocp cocu cok- coka coko cook coop copa copo copp coua couk coup cova covo cpaa cpac cpap cpca cpcu cppa cpvc cuau cuca cucc cuck cuk- cuka cupo cupp cvac cvca cvcc kaaa kaak kaap kacc kaco kacp kacu kacv kaka kakc kakk kako kaku kaoa kaoc kaok kap- kapa kapc kapo kapp kapu kau- kauc kauk kauo kaup kava kavo kavp kavu kavv kcaa kcac kcap kcau kcav kcca kccc kcck kccu kccv kckc kckk kcko kckv kcou kcpa kcpc kcpo kcpu kcua kcuk kcup kcvk kcvo kcvp kcvu kcvv kkaa kkac kkap kkck kkco kkkk kkoa kkoo kkov kkpc kkpk kkua kkup kkuu kkvu kkvv koac koak koap koca kock kocp koka kokc kokk koko kokp koku kooc kook kooo koop koou koov kopa kopp kopu koua kouu kova kovc kovk kovo kpac kpak kpao kpau kpcc kpcv kpkk kpoa kpoc kpok kpoo kpop kpou kppc kppk kppo kppp kppv kpua kpvc kpvu kuac kuap kuau kuca kucc kuco kucp kucv kuka kukk kuku kuoa kuok kuoo kuop kupa kupu kuuk kuuu kuva kuvo kvak kvcc kvck kvco kvcu kvcv kvoa kvoc kvok kvoo kvop kvou kvov kvuu kvvp kvvv oaau ocac ocak ocap occa occc ocpa ocpp okak okap okcu okka okko okok okpo ooaa ooak ooku oooo opap opca opo- oppa oppo opua ouac oucc oupa oupv ouu- ovo- ovoo ovpp paak paap paca pack paco pacu paka pako paku paoc papa papp paua pauk paup pava pavo pcaa pcap pcca pccc pcoa pcpp poak poca pock poco poka poko poku pook poop pop- popa popc popo popp pouk poup povo ppac ppap ppcc ppoa pppa pppo pppp puao puca puck puka puku pupa pupu puuc pvco pvpa uaca uaoc uaua ucak ucav ucca uccp ucka ucpa ucua ukcc ukko ukok ukpa ukup uocc uovo upac upca uppa uppc uppp uppu upup upvc uucp uuoc uuuu uv-a uv-c uvaa uvac uvok uvvu vaca vack vaco vaka vapa vava voca voka vooc vouk vovk vuca vuco vuka vuku vvvv