-ic a-a a-b a-c a-i aaa aab aac aae aai aas aau ab- aba abb abc abe abi abs abu ac- aca acb acc ace aci acs acu aea aeb aec aee aei aes aeu ai- aia aib aic aie aii ais aiu as- asa asb asc ase asi ass asu au- aua aub auc aue aui aus b-u baa bab bac bae bai bas bau bba bbb bbc bbe bbi bbs bbu bca bcb bcc bce bci bcs bcu be- bea beb bec bee bei bes beu bi- bia bib bic bie bii bis biu bsa bsb bsc bse bsi bss bsu bua bub buc bue bui bus buu c-- caa cab cac cae cai cas cau cba cbb cbc cbe cbi cbs cbu cca ccb ccc cce cci ccs ccu ce- cea ceb cec cee cei ces ceu ci- cia cib cic cie cii cis ciu csa csb csc cse csi css csu cua cub cuc cue cui cus cuu eaa eab eac eae eai eas eau eba ebb ebc ebe ebi ebs ebu ec- eca ecb ecc ece eci ecs ecu eea eeb eec eee ees eia eib eic eie eii eis eiu es- esa esb esc ese esi ess esu eu- eua eub euc eue eui eus ia- iaa iab iac iae iai ias iau iba ibb ibc ibe ibi ibs ibu ica icb icc ice ici ics icu ie- iea iec iee iei ies iia iib iic iie iii iis iiu is- isa isb isc ise isi iss isu iu- iua iub iuc iue iui ius saa sab sac sae sai sas sau sba sbb sbc sbe sbi sbs sbu sca scb scc sce sci scs scu se- sea seb sec see sei ses seu sia sib sic sie sii sis siu ss- ssa ssb ssc sse ssi sss ssu sua sub suc sue sui sus suu ua- uaa uab uac uae uai uas uau uba ubb ubc ube ubi ubs ubu uca ucb ucc uce uci ucs ucu uea ueb uec uee uei ues uia uib uic uie uii uis uiu usa usb usc use usi uss usu uua uuc uue uus uuu

-ase a-be a-ii aaaa aaab aaac aaae aaai aaas aaba aabb aabc aabi aaca aacb aacc aace aaci aacs aacu aaea aaec aaes aaib aaic aaii aais aasa aasc aase aasi aass aasu aaus abaa abab abac abae abai abas abau abb- abba abbb abbe abbi abbs abca abcb abcc abci abcs abec abee abes abia abib abic abie abis abiu abs- absa abse absi abss absu abua abue abus acaa acab acac acae acai acas acba acca accc acce acci accs accu ace- acea acec aces aci- acia acic acie acis acsa acsc acse acsi acss acu- acue acus aeac aeas aebi aebs aecb aeci aesc aess aiai aias aiba aica aicc aice aics aiea aiee aiia aiib aiic aisa aisb aise aisi aiui asaa asab asac asae asai asas asau asba asbu asc- asca ascb ascc asce asci asea asec asee ases asia asic asie asii asis assa assc asse assi asss assu asub asue asui asus auaa aube auca auce auci auis ausa ause ausu ba-i baaa baas baba babb babe babi babs babu bac- baca bacc bace baci bacs baes baia baib baic baie bais basa basc base basi bass basu bau- bbas bbau bbbb bbbs bbci bbeb bcaa bcas bcbc bcbs bcca bccc bcci bccs bcec bces bcia bcie bcis bcsa bcsc bcss bcuc beas beau beba bebb bebe bebi beca beci becs becu beeb bees beia beic beis bes- besa bese bess bias biba bibb bibe bibi bibs bica bicc bice bici bics bieb bies bieu biis bis- bisa bisc bise biss bisu bsaa bsac bsas bsci bscs bsea bseb bsec bsee bses bsic bssc bsse buba bubb bube bubi bubs bubu buca bucc buce buci bucs bucu buea bueu buic buie buis buiu busa busc buse busi buss busu buus caaa caab caac caas caba cabe cabi cabs cabu cac- caca cacc cace caci caec caei caes caeu caia caib caic cais caiu casa casb casc case casi cass casu cauc caus cbac cbbc cbbs cbca cbcc cbce cbcs cbcu cbea cbec cbee cbia cbsa cbsc cbse cbsi cbus ccaa ccab ccac ccai ccas ccba ccbc ccca cccb cccc ccci cccs cccu ccee ccic ccii ccis ccsa ccsi ccss ccuc ccus ceac ceas ceba cebs cebu cec- ceca cece ceci cecs ceeb ceec cees cesa cesc cese cesi cess ceui ciaa cias ciau ciba cibc cibe cibi cica cicc cici cics cicu ciee cies ciia ciii ciis cis- cisa cisc cise ciss ciuc cius csaa csab csac csas cscb cscc csce csci cscs csea csec csee csia csib csis cssa csse csua csus cuau cub- cuba cubb cube cubi cubs cuca cucc cuce cuci cues cui- cuis cusa cusb cuss cusu eaba eaca eacc eaec eaiu easa ease easi eaus ebac ebba ebbc ebbs ebcc ebes ebic ebis ebsa ebus ecaa ecac ecai ecbc ecbe ecca eccb eccc ecce ecci eces ecib ecis ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eese eesi eica eics eiec eiei eies eisa eise eiss esab esac esai esas esau esba esbs esca escb esce esci escs escu esea esee eses esie esis essa esse essi essu esui esus euba eubc eubi eusa euse i-be iaaa iaac iaai iaas iaba iaca iacc iacs iacu iaea iaec iaia iais iasa iasc iasi ibac ibas ibca ibcs ibea ibec ibes ibia ibie ibis ibsa ibss ibus icaa icab icac icai icas icbc icbs icca iccb iccc icci iccs iccu icea icec icee ices icis icsa icsb icsc icse icsi icss icub icue icus ieac iecc ieie iesa iesc iesi iesu iiac iias iica iies iiie iiii iiis iisc iisi iisu iiuc is-a isac isae isai isas isba isbe isca iscc isci iscs iscu isea iseb isec isee ises isia isic isie isis issa issc isse issi isss issu isua isus iucc iuce iuiu iuse iuss s-ib