a-ii aaaa aaab aaad aaai aaar aaas aaba aabb aabd aabi aada aadi aads aaib aaii aais aara aard aari aars aasa aasd aasi aass abaa abab abad abai abar abas abb- abba abbb abbi abbr abbs abda abdi abia abib abid abir abis abra abri abrs abs- absa absd absi abss adaa adab adad adai adar adas adba adbi adda addd addi addr adds adia adib adir adis adra adrs adsa adsi adsr adss aiai aias aiba aida aidb aidi aidr aids aiia aiib aiid aiir aira aird airi airs aisa aisb aisd aisi aisr arab arad arai arar aras arba arbi arbs arda ardi ards aria arib arid arii aris arr- arra arri arrr arrs ars- arsa arsd arsi asaa asab asad asai asar asas asba asda asds asia asii asir asis asra asrs assa assd assi assr asss ba-i baaa baad baar baas baba babb babi babr babs bada badb badd badi badr bads baia baib baid bair bais bar- bara barb bard bari barr bars basa basi bass bbad bbas bbbb bbbs bbdd bd-r bdii bdsd biad biar bias biba bibb bibi bibs bida bidi bidr bids biis bira birb bird biri birr birs bis- bisa bisd biss brab brad brai bras brda brds bria brid bris brrr brrs brsb brsr bsaa bsas bsbd bsra bsrd bssd daab daad daar daas daba dabb dabs dada dadi dads daia daid dair dais dara darb dard dari darr dars dasa dasb dasd dasi dass dbar dbas dbrs dbsa dbss dddd ddss dia- diab diad diar dias diba dibb dibs dida didi dids diii diis dira dird dirr dirs dis- disa disd disi diss draa drab drad drar dras drba drda drib drra drrs drsa dsba dsda dsdr dsri dsrr dssa dssi iaaa iaai iaas iaba iadb iaia iais iara iars iasa iasi iasr ibad ibar ibas ibia ibid ibis ibra ibrd ibri ibsa ibss idad idar idas idda idia idid idir idis idra idsa idss iias iida iiii iiis iira iirs iisd iisi iisr irad irai irar iras irda irds iri- iria irid iris irra irri irrs irsa is-a isad isai isar isas isba isbd isda isdb isds isia isis isra isri issa issi issr isss raab raad raas raba rabb rabi rabs rada radd radr rads raia raid raii rair rais rara rarb rari rars rasa rasd rasi rass rbbb rbbr rbbs rbds rbis rbsd rbss rdas riaa riab riad riai rias rib- riba ribs rida ridd ridi rids riia riis riri rirs risa risd risi riss rrad rras rrrr rsaa rsai rsbi rsdd rsds rsid rsis rssa s-ib s-ii saab saad saar saas saba sabb sabi sabr sabs sada sadb sadd sadi sadr sads saia said sair sais sara sard sari sarr sars sasa sasd sasi sass sbaa sbai sbar sbas sbbs sbds sbia sbsa sbsd sbsi sdba sdds sdib sdrs sdss siaa siab siai sias siba sibi sibs sida sidd sidi sidr sids sira siri sirr sirs sisa sisd sisi siss sras srib sris srsd ssaa ssab ssas ssbr ssdd ssid ssis ssra ssri ssrs sssa sssb sssi ssss