a-ii aaaa aaab aaai aaar aaas aaba aabb aabi aaib aaii aais aara aari aars aasa aasi aass abaa abab abai abaj abar abas abb- abba abbb abbi abbr abbs abia abib abir abis abjs abra abri abrs abs- absa absi abss aiai aias aiba aiia aiib aiir aija aira airi airs aisa aisb aisi aisj aisr ajab ajar ajas ajba ajis ajri ajss arab arai arar aras arba arbi arbs aria arib arii arij aris arja arr- arra arri arrr arrs ars- arsa arsi asaa asab asai asar asas asba asia asii asij asir asis asja asra asrs assa assi assr asss ba-i baaa baar baas baba babb babi babr babs baia baib bair bais baja baji bajs bar- bara barb bari barr bars basa basi bass bbas bbbb bbbs biaj biar bias biba bibb bibi bibs biis bija biji bijs bira birb biri birr birs bis- bisa biss brab brai braj bras bria bris brrr brrs brsb brsr bsaa bsas bsra iaaa iaai iaas iaba iaia iais iara iars iasa iasi iasr ibar ibas ibia ibis ibra ibri ibsa ibss iias iiii iiis iira iirs iisi iisj iisr ijji irai iraj irar iras iri- iria iris irra irri irrs irsa is-a isai isar isas isba isia isis isra isri issa issi issr isss jaar jaas jaba jabi jabr jabs jair jais jaja jaji jara jari jarr jars jasa jass jbaa jbar jias jibb jibi jibs jiji jira jiri jisa jjar jrbr jssr jsss raab raaj raas raba rabb rabi rabs raia raii rair rais raja raji rajs rara rarb rari rars rasa rasi rass rbbb rbbr rbbs rbis rbss riaa riab riai rias rib- riba ribs riia riis riji rijs riri rirs risa risi riss rras rrrr rsaa rsai rsaj rsbi rsis rssa s-ib s-ii saab saaj saar saas saba sabb sabi sabr sabs saia sair sais saja sara sari sarr sars sasa sasi sass sbaa sbai sbar sbas sbbs sbia sbsa sbsi siaa siab siai sias siba sibi sibs sira siri sirr sirs sisa sisi siss sjab sjis sras srib sris ssaa ssab ssas ssbr ssis ssra ssri ssrs sssa sssb sssi ssss