a-ii aaaa aaab aaai aaar aaas aaba aabb aabi aaib aaii aais aara aari aars aasa aasi aass abaa abab abai abar abas abax abb- abba abbb abbi abbr abbs abia abib abir abis abra abri abrs abs- absa absi abss aiai aias aiba aiia aiib aiir aira airi airs airx aisa aisb aisi aisr aixa aixi arab arai arar aras arax arba arbi arbs aria arib arii aris arr- arra arri arrr arrs ars- arsa arsi asaa asab asai asar asas asba asia asii asir asis asix asra asrs assa assi assr asss axar axi- axia axis ba-i ba-x baaa baar baas baba babb babi babr babs baia baib bair bais baix bar- bara barb bari barr bars barx basa basi bass baxi bbas bbbb bbbs biar bias biba bibb bibi bibs biis bira birb biri birr birs birx bis- bisa biss bixa bixi brab brai bras brax bria bris brix brrr brrs brsb brsr bsaa bsas bsix 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 iisr irai irar iras iri- iria iris irix irra irri irrs irsa is-a isai isar isas isba isbx isia isis isra isri issa issi issr isss ixia ixxi raab raas raba rabb rabi rabs raia raii rair rais raix rara rarb rari rars rasa rasi rass raxa raxi rbbb rbbr rbbs rbis rbss riaa riab riai rias rib- riba ribs riia riis riri rirs risa risi riss rras rrrr rsaa rsai rsbi rsis rssa s-ib s-ii sa-x saab saar saas saba sabb sabi sabr sabs saia sair sais saix sara sari sarr sars sasa sasi sass saxa saxi sbaa sbai sbar sbas sbbs sbia sbsa sbsi siaa siab siai sias siba sibi sibs sira siri sirr sirs sisa sisi siss sixa sixx sras srib sris ssaa ssab ssas ssbr ssis ssra ssri ssrs sssa sssb sssi ssss xaar xara xbai xbar xbra xiii xisi xixi xxii xxix xxxi xxxx