-ic a-a a-b a-c a-i aaa aab aac aah aai aas aau ab- aba abb abc abh abi abs abu ac- aca acb acc ach aci acs acu aha ahb ahc ahh ahi ahs ahu ai- aia aib aic aih aii ais aiu as- asa asb asc ash asi ass asu au- aua aub auc auh aui aus b-u baa bab bac bah bai bas bau bba bbb bbc bbh bbi bbs bbu bca bcb bcc bch bci bcs bcu bha bhb bhc bhh bhi bhs bhu bi- bia bib bic bih bii bis biu bsa bsb bsc bsh bsi bss bsu bua bub buc buh bui bus buu c-- caa cab cac cah cai cas cau cba cbb cbc cbh cbi cbs cbu cca ccb ccc cch cci ccs ccu ch- cha chb chc chh chi chs chu ci- cia cib cic cih cii cis ciu csa csb csc csh csi css csu cua cub cuc cuh cui cus cuu h-i haa hab hac hah hai has hau hba hbb hbc hbh hbi hbs hbu hca hcb hcc hch hci hcs hha hhb hhc hhh hhi hhs hhu hia hib hic hih hii his hiu hsa hsb hsc hsh hsi hss hsu hua hub huc huh hui hus huu ia- iaa iab iac iah iai ias iau iba ibb ibc ibh ibi ibs ibu ica icb icc ich ici ics icu iha ihb ihc ihh ihi ihs ihu iia iib iic iih iii iis iiu is- isa isb isc ish isi iss isu iu- iua iub iuc iui ius saa sab sac sah sai sas sau sba sbb sbc sbh sbi sbs sbu sca scb scc sch sci scs scu sh- sha shb shc shh shi shs shu sia sib sic sih sii sis siu ss- ssa ssb ssc ssh ssi sss ssu sua sub suc suh sui sus suu ua- uaa uab uac uah uai uas uau uba ubb ubc ubh ubi ubs ubu uca ucb ucc uch uci ucs ucu uha uhb uhc uhh uhi uhs uhu uia uib uic uii uis uiu usa usb usc ush usi uss usu uua uuc uus uuu

a-ha a-ii aaaa aaab aaac aaah aaai aaas aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aacs aacu aaha aahs aaib aaic aaii aais aasa aasc aasi aass aasu aaus abaa abab abac abai abas abau abb- abba abbb abbi abbs abca abcb abcc abch abci abcs abha abhi abhs abia abib abic abis abiu abs- absa absi abss absu abua abus acaa acab acac acai acas acba acca accc acch acci accs accu acha achh achi achs achu aci- acia acic acis acsa acsc acsi acss acu- acus ahab ahac ahah ahai ahas ahau ahha ahhs ahis ahsa ahss ahua ahus aiai aias aiba aica aicc aich aics aiha aihs aiia aiib aiic aisa aisb aish aisi aiui asaa asab asac asah asai asas asau asba asbu asc- asca ascb ascc asch asci asha ashi ashs ashu asia asic asii asis assa assc assh assi asss assu asub asui asus auaa auca auch auci auis ausa aush ausu ba-i baaa baah baas baba babb babi babs babu bac- baca bacc bach baci bacs baha bahi bahs bahu baia baib baic bais basa basc bash basi bass basu bau- bbas bbau bbbb bbbs bbch bbci bbhs bcaa bcas bcbc bcbs bcca bccc bcci bccs bchs bcia bcis bcsa bcsc bcss bcuc bhai bhca bhcc bhhs bhuu bias biba bibb bibi bibs bica bicc bich bici bics biha bihi bihs bihu biis bis- bisa bisc bish biss bisu bsaa bsac bsas bsci bscs bshs bsic bssc buba bubb bubi bubs bubu buca bucc buch buci bucs bucu buha buhi buhs buic buis buiu busa busc bush busi buss busu buus caaa caab caac caah caas caba cabi cabs cabu cac- caca cacc cach caci caha cahs caia caib caic cais caiu casa casb casc cash casi cass casu cauc caus cbac cbbc cbbs cbca cbcc cbcs cbcu cbha cbhs cbia cbsa cbsc cbsi cbus ccaa ccab ccac ccai ccas ccba ccbc ccca cccb cccc ccci cccs cccu ccha cchs ccic ccii ccis ccsa ccsi ccss ccuc ccus chaa chab chac chah chai chas chau chca chch chci chcs chha chhs chia chib chic chih chis chiu chsc chsh chsi chua chub chui chus ciaa cias ciau ciba cibc cibi cica cicc cich cici cics cicu cihs ciia ciii ciis cis- cisa cisc cish ciss ciuc cius csaa csab csac csas cscb cscc csch csci cscs cshs csia csib csis cssa csua csus cuau cub- cuba cubb cubi cubs cuca cucc cuci cui- cuis cusa cusb cush cuss cusu h-ii haab haas haba habi habs habu hacs haha hahs hais hasa hasc hash hasi hass hau- haus hbbs hbhs hbic hbss hcbc hcbs hcca hccb hccc hcch hccs hchi hchs hcis hcsa hcsc hcss hhaa hhhh hhhs hhus hi-c hiaa hiab hias hiba hibi hibu hicc hich hics hihc hihi hiis hiiu hisb hish hiss hsac hsas hsbc hscc hsci hshs hsia hsua huac huah huas huba hubb hubi hubs huch hucs hucu huhi huhs huhu huia huib huis husa hush husi huss huub huus iaaa iaac iaai iaas iaba iaca iacc iacs iacu iahc iahs iaia iais iasa iasc iasi ibac ibas ibca ibcs ibia ibis ibsa ibss ibus icaa icab icac icai icas icbc icbs icca iccb iccc icci iccs iccu ichc ichi ichs ichu icis icsa icsb icsc icsh icsi icss icub icus ihab ihba ihcc ihis ihsa ihss ihua ihub iiac iias iica iiii iiis iisc iisi iisu iiuc is-a isac isai isas isba isca iscc isch isci iscs iscu isha ishi ishs isia isic isis issa issc issh issi isss issu isua isuh isus iucc iuiu iuss s-ib s-ic s-ii sa-c saab saac saah saas saba sabb sabc sabi sabs sabu saca sacc saci sacs sacu saha sahi sahs sahu saia saic saih sais sasa sasc sash sasi sass saua sauc sauh saus sbaa sbac sbai sbas sbbs