a-ii aaaa aaab aaad aaai aaas aaba aabb aabd aabi aada aadi aads aaib aaii aais aasa aasd aasi aass abaa abab abad abai abas abb- abba abbb abbi abbs abda abdi abia abib abid abis abs- absa absd absi abss adaa adab adad adai adas adba adbi adda addd addi adds adia adib adis adsa adsi adss aiai aias aiba aida aidb aidi aids aiia aiib aiid aisa aisb aisd aisi asaa asab asad asai asas asba asda asds asia asii asis assa assd assi asss ba-i baaa baad baas baba babb babi babs bada badb badd badi bads baia baib baid bais basa basi bass bbad bbas bbbb bbbs bbdd bdii bdsd biad bias biba bibb bibi bibs bida bidi bids biis bis- bisa bisd biss bsaa bsas bsbd bssd daab daad daas daba dabb dabs dada dadi dads daia daid dais dasa dasb dasd dasi dass dbas dbsa dbss dddd ddss dia- diab diad dias diba dibb dibs dida didi dids diii diis dis- disa disd disi diss dsba dsda dssa dssi iaaa iaai iaas iaba iadb iaia iais iasa iasi ibad ibas ibia ibid ibis ibsa ibss idad idas idda idia idid idis idsa idss iias iida iiii iiis iisd iisi is-a isad isai isas isba isbd isda isdb isds isia isis issa issi isss s-ib s-ii saab saad saas saba sabb sabi sabs sada sadb sadd sadi sads saia said sais sasa sasd sasi sass sbaa sbai sbas sbbs sbds sbia sbsa sbsd sbsi sdba sdds sdib sdss siaa siab siai sias siba sibi sibs sida sidd sidi sids sisa sisd sisi siss ssaa ssab ssas ssdd ssid ssis sssa sssb sssi ssss