a-ak a-ok aaaa aaac aaap aaca aacc aack aaco aacp aacu aaka aaku aaoo aapa aapc aapo aaup acaa acac acap acca accc acco accp accu acoa acop acou acpa acpu acu- acuo acup 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 caaa caac caap cac- caca cacc cack caco caka capa capc capo capp capu cauc cauk cauo caup ccaa ccac ccap ccca cccc cccp cccu ccoc ccpa ccpp ccuc ccup ckac ckck ckco ckoa ckoc ckoo ckpc coak coca cock coco cocp cocu cok- coka coko cook coop copa copo copp coua couk coup cpaa cpac cpap cpca cpcu cppa cuau cuca cucc cuck cuk- cuka cupo cupp kaaa kaak kaap kacc kaco kacp kacu kaka kakc kakk kako kaku kaoa kaoc kaok kap- kapa kapc kapo kapp kapu kau- kauc kauk kauo kaup kcaa kcac kcap kcau kcca kccc kcck kccu kckc kckk kcko kcou kcpa kcpc kcpo kcpu kcua kcuk kcup kkaa kkac kkap kkck kkco kkkk kkoa kkoo kkpc kkpk kkua kkup kkuu koac koak koap koca kock kocp koka kokc kokk koko kokp koku kooc kook kooo koop koou kopa kopp kopu koua kouu kpac kpak kpao kpau kpcc kpkk kpoa kpoc kpok kpoo kpop kpou kppc kppk kppo kppp kpua kuac kuap kuau kuca kucc kuco kucp kuka kukk kuku kuoa kuok kuoo kuop kupa kupu kuuk kuuu 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 ouu- paak paap paca pack paco pacu paka pako paku paoc papa papp paua pauk paup pcaa pcap pcca pccc pcoa pcpp poak poca pock poco poka poko poku pook poop pop- popa popc popo popp pouk poup ppac ppap ppcc ppoa pppa pppo pppp puao puca puck puka puku pupa pupu puuc uaca uaoc uaua ucak ucca uccp ucka ucpa ucua ukcc ukko ukok ukpa ukup uocc upac upca uppa uppc uppp uppu upup uucp uuoc uuuu