a-ak a-ok aaaa aaav aaka aaoo aata aatk aatt aava akaa akao akka akko akok akot aktv at-t ataa atak atat atka atkt atkv atok atot atta atto avao avat avkt avot avva avvo kaaa kaak kaat kaka kakk kako kakt kaoa kaok kat- kata katk kato katt katv kava kavo kavv kkaa kkat kkkk kkoa kkoo kkot kkov kktk kktv kkvt kkvv koak koka kokk koko kook kooo koot koov kota kotk koto kott kotv kova kovk kovo ktaa ktak ktao ktat ktav ktkk ktko ktkt ktok ktoo ktot kttk ktto kttt kttv ktva ktvk ktvo ktvt kvak kvat kvoa kvok kvoo kvot kvov kvta kvtk kvto kvtt kvtv kvvv okak okka okko okok okot okta okto ooaa ooak oooo otak oto- otok otoo otov otta otto ovo- ovoo ovot taa- taat taka takk tako takt taoa tata tato tatt tatv tava tavo toat toka toko tooa took toot tota toto tott tova tovo tttt tvtv vaat vaka vata vato vatt vava voat voka voot vota voto vovk vvvv