a-ii aaaa aaab aaai aaas aaba aabb aabi aaib aaii aais aasa aasi aass abaa abab abai abaj abas abb- abba abbb abbi abbs abia abib abis abjs abs- absa absi abss aiai aias aiba aiia aiib aija aisa aisb aisi aisj ajab ajas ajba ajis ajss asaa asab asai asas asba asia asii asij asis asja assa assi asss ba-i baaa baas baba babb babi babs baia baib bais baja baji bajs basa basi bass bbas bbbb bbbs biaj bias biba bibb bibi bibs biis bija biji bijs bis- bisa biss bsaa bsas iaaa iaai iaas iaba iaia iais iasa iasi ibas ibia ibis ibsa ibss iias iiii iiis iisi iisj ijji is-a isai isas isba isia isis issa issi isss jaas jaba jabi jabs jais jaja jaji jasa jass jbaa jias jibb jibi jibs jiji jisa jsss s-ib s-ii saab saaj saas saba sabb sabi sabs saia sais saja sasa sasi sass sbaa sbai sbas sbbs sbia sbsa sbsi siaa siab siai sias siba sibi sibs sisa sisi siss sjab sjis ssaa ssab ssas ssis sssa sssb sssi ssss