a-ak aaaa aaar aaas aaav aaka aara aars aasa aass aava akaa akar akas akka akr- akra aksa arak arar aras arka arks arr- arra arrk arrr arrs ars- arsa arsk arva asaa asak asar asas aska askr asks asra asrs assa assk assr asss asva asvs avar avas avra avva kaaa kaak kaar kaas kaka kakk kaks kara kark karr kars karv kas- kasa kask kasr kass kava kavs kavv kkaa kkar kkkk kkrk kkrr kkrs kkrv kksa kksr kkss kkvr kkvv krak krar kras krav krka krkk krkr krks krkv krrk krrr krrs krsa krsk krsr krss krsv krva krvk krvr krvs krvv ksak ksar ksas ksav kska kskk kskr ksks ksra ksrr ksrs ksrv kssa kssr ksss ksva ksvr kvak kvar kvas kvra kvrr kvrv kvsa kvsr kvss kvsv kvvr kvvs kvvv raak raas raka rakk rara rark rars rasa rask rass rava rkss rksv rras rrrr rsaa rssa saak saar saas saka sakk saks sara sark sarr sars sarv sasa sask sass sava savs skar skra skss sras ssaa ssas ssra ssrs sssa ssss svar vaar vaas vaka vara vark varr vars vas- vasa vass vava vavs vrak vras vrav vrsa vvvv