a-ak a-ii aaaa aaab aaai aaar aaas aaba aabb aabi aaib aaii aais aaka aara aari aars aasa aasi aass abaa abab abai abak abar abas abb- abba abbb abbi abbr abbs abia abib abir abis abra abri abrs abs- absa absi abss aiai aias aiba aiia aiib aiir aika aiki aiks aira airi airs aisa aisb aisi aisk aisr akaa akai akar akas akia akik akir akis akka akki akr- akra aksa aksi arab arai arak arar aras arba arbi arbs aria arib arii arik aris arka arki arks arr- arra arri arrk arrr arrs ars- arsa arsi arsk asaa asab asai asak asar asas asba asia asii asik asir asis aska aski askr asks asra asrs assa assi assk assr asss ba-i baaa baak baar baas baba babb babi babr babs baia baib baik bair bais bak- baka baki bakr baks bar- bara barb bari bark barr bars basa basi bask bass bbas bbbb bbbs biak biar bias biba bibb bibi bibs biis bira birb biri birk birr birs bis- bisa bisk biss brab brai brak bras bria brik bris brka brkb brrr brrs brsb brsr bsaa bsas bsra iaaa iaai iaas iaba iaia iais iara iars iasa iasi iask iasr ibar ibas ibia ibis ibra ibri ibsa ibss iias iiii iiis iira iirs iisi iisr ikar ikki ikra ikri irai irak irar iras iri- iria iris irka irki irks irra irri irrs irsa is-a isai isak isar isas isba isia isis iska isra isri issa issi issr isss kaaa kaab kaai kaak kaar kaas kaba kabb kabi kabr kaia kaib kaii kaik kair kais kaka kaki kakk kaks kara karb kari kark karr kars kas- kasa kasb kasi kask kasr kass kbaa kbab kbai kbak kbar kbas kbba kbbb kbbi kbbk kbbr kbbs kbia kbib kbik kbis kbkb kbkk kbkr kbra kbrb kbri kbrk kbsa kbsb kbsi kbsk kbsr kbss kiab kiai kiar kias kiba kibb kibi kibr kibs kiia kiii kiik kiis kika kiki kikk kikr kira kirb kiri kirk kirr kirs kisa kisi kisk kisr kiss kkaa kkai kkar kkba kkbb kkbi kkbr kkbs kkia kkik kkkk kkrb kkrk kkrr kkrs kksa kksi kksr kkss krab krai krak krar kras krba krbb krbi krbk krbr kria krib krik kris krka krki krkk krkr krks krrb krri krrk krrr krrs krsa krsk krsr krss ksab ksak ksar ksas ksba ksbi ksbr ksbs ksib ksii ksik ksir ksis kska kskb kskk kskr ksks ksra ksrb ksrr ksrs kssa kssi kssr ksss raab raak raas raba rabb rabi rabk rabs raia raii raik rair rais raka raki rakk rara rarb rari rark rars rasa rasi rask rass rbbb rbbr rbbs rbis rbss riaa riab riai riak rias rib- riba ribs riia riis rika riki rikk riri rirs risa risi risk riss rkss rras rrrr rsaa rsai rsbi rsis rssa s-ib s-ii saab saak saar saas saba sabb sabi sabr sabs saia saik sair sais saka sakb saki sakk saks sara sari sark sarr sars sasa sasi sask sass sbaa sbai sbar sbas sbbs sbia sbrk sbsa sbsi siaa siab siai siak sias siba sibi sibs siik sika siki sikr siks sira siri sirk sirr sirs sisa sisi sisk siss skab skai skar skia skik skir skis skra skss sras srib sris ssaa ssab ssas ssbr ssis ssra ssri ssrs sssa sssb sssi ssss