a-ak a-ok aaaa aaar aaas aaka aaoo aara aaro aars aasa aass akaa akao akar akas akka akko akok akos akqa akr- akra aksa aoks aora aors aoss aqar aqas aqra aqsa arak araq arar aras arka arko arks aroa aroo aror aros arq- arqa arr- arra arrk arro arrr arrs ars- arsa arsk arso asaa asak asao asar asas aska asko askr asks asok asor asos asra asro asrs assa assk asso assq assr asss k-os kaaa kaak kaaq kaar kaas kaka kakk kako kaks kaoa kaok kaor kaos kara kark karo karr kars kas- kasa kask kaso kasr kass kkaa kkaq kkar kkkk kkoa kkoo kkor kkqq kkrk kkro kkrq kkrr kkrs kksa kksr kkss koak koaq koar koas koka kokk koko kokr koks kook kooo kooq koor koos kora kork koro korq korr kors kos- kosa koso kosr koss kqak kqaq kqkk kqks kqor kqqa kqqk kqqq kqqs kqra kqrk kqrq kqrr kqrs kqsk kqsr kqss krak krar kras krka krkk krko krkq krkr krks kroa krok kroo kror kros krqk krqq krqr krrk krro krrq krrr krrs krsa krsk krsq krsr krss ksak ksaq ksar ksas kska kskk ksko kskq kskr ksks ksok ksoo ksor ksos ksqa ksqq ksqs ksra ksro ksrq ksrr ksrs kssa ksso kssq kssr ksss oaks oara oars oass okak okas okka okko okok okor okra okro oksa okso ooaa ooak oooo ooos oora oosa orak orao orar oras orka orko oro- orok oror oros orra orro orrs orsa orsk orso osak osar osas osoo osor osos osqa osro ossa osso qara qars qasr qass qosa qqqq qrss qsas qsos qsqs qsrs raak raas raka rakk raok raos rara rark raro rars rasa rask raso rass rkos rkss roak roar roas roka rokk roko rokr roks rook roor roos rora rork roro rosa roso ross rras rrrr rsaa rsos rssa s-os saak saar saas saka sakk sako saks saor saos sara sark saro sarr sars sasa sask saso sass skar skor skra skss soak soar soas soka sokk soko sook soor soos sora soro sorr sors sosa soso soss sras sros ssaa ssao ssas ssra ssrs sssa ssss