-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aas aat aau ab- aba abb abc abi abn abs abt abu ac- aca acb acc aci acn acs act acu ai- aia aib aic aii ain ais ait aiu an- ana anb anc ani ann ans ant anu as- asa asb asc asi asn ass ast asu at- ata atb atc ati atn ats att atu au- aua aub auc aui aun aus aut b-u baa bab bac bai ban bas bat bau bba bbb bbc bbi bbn bbs bbt bbu bca bcb bcc bci bcn bcs bct bcu bi- bia bib bic bii bin bis bit biu bna bnb bnc bni bnn bns bnt bnu bsa bsb bsc bsi bsn bss bst bsu bta btb btc bti btn bts btt btu bua bub buc bui bun bus but buu c-- caa cab cac cai can cas cat cau cba cbb cbc cbi cbn cbs cbt cbu cca ccb ccc cci ccn ccs cct ccu ci- cia cib cic cii cin cis cit ciu cn- cna cnb cnc cni cnn cns cnt cnu csa csb csc csi csn css cst csu cta ctb ctc cti ctn cts ctt ctu cua cub cuc cui cun cus cut cuu ia- iaa iab iac iai ian ias iat iau iba ibb ibc ibi ibn ibs ibt ibu ica icb icc ici icn ics ict icu iia iib iic iii iin iis iit iiu in- ina inb inc ini inn ins int inu is- isa isb isc isi isn iss ist isu ita itb itc iti itn its itt itu iu- iua iub iuc iui ius iut n-i naa nab nac nai nan nas nat nau nba nbb nbc nbi nbn nbs nbt nbu nca ncb ncc nci ncn ncs nct ncu nia nib nic nii nin nis nit niu nna nnb nnc nni nnn nns nnt nnu nsa nsb nsc nsi nsn nss nst nsu nta ntb ntc nti ntn nts ntt ntu nua nub nuc nui nun nus nut nuu saa sab sac sai san sas sat sau sba sbb sbc sbi sbn sbs sbt sbu sca scb scc sci scn scs sct scu sia sib sic sii sin sis sit siu sna snb snc sni snn sns snt snu ss- ssa ssb ssc ssi ssn sss sst ssu sta stb stc sti stn sts stt stu sua sub suc sui sun sus sut suu taa tab tac tai tan tas tat tau tba tbb tbc tbi tbn tbs tbt tbu tca tcb tcc tci tcn tcs tct tcu tia tib tic tii tin tis tit tiu tna tnb tnc tni tnn tns tnt tsa tsb tsc tsi tsn tss tst tsu tta ttb ttc tti ttn tts ttt ttu tua tub tuc tui tun tus tut tuu ua- uaa uab uac uai uan uas uat uau uba ubb ubc ubi ubn ubs ubt ubu uca ucb ucc uci ucn ucs uct ucu uia uib uic uii uin uis uit uiu un- una unb unc uni unn uns unt unu usa usb usc usi usn uss ust usu uta utb utc uti utn uts utt utu uua uuc uun uus uut uuu

-ana a-ii a-un aaaa aaab aaac aaai aaan aaas aaba aabb aabc aabi aabt aaca aacb aacc aaci aacn aacs aact aacu aaib aaic aaii aain aais aana aani aasa aasc aasi aass aast aasu aata aatc aatt aaus abaa abab abac abai aban abas abat abau abb- abba abbb abbi abbs abbt abca abcb abcc abci abcn abcs abct abia abib abic abin abis abit abiu abnu abs- absa absi abss absu abta abts abtu abua abun abus abut ac-t acaa acab acac acai acan acas acat acba acca accc acci accs acct accu aci- acia acic acin acis acsa acsc acsi acss acst acta actc acti acts actt actu acu- acus acut aiai aian aias aiba aibn aica aicc aics aiia aiib aiic aiin aina ainc aini ains aint ainu aisa aisb aisi aist aita aiti aits aitt aitu aiui ana- anaa anab anac anai anan anas anat anau anba anbb anbi anbu anca ancc anct ania anib anic anin anis anit aniu anna annb anni anns annt ansa ansi ansu ant- anta anti ants antt antu anua anub anui anun anus anut asaa asab asac asai asan asas asat asau asba asbu asc- asca ascb ascc asci asct asia asic asii asin asis asit asnc asni assa assc assi assn asss asst assu asta astb astc asti asts asub asui asun asus at-t ataa atab atac atai atan atas atat atbs atca atcc atcs atia atic atin atis atit atiu atna atns atsb atsc atsi atst atta atti attn atts attu atua atub atuc atun atus auaa auca auci auct auis auna aunt ausa aust ausu aut- auts ba-i baaa baan baas baat baba babb babi babs babu bac- baca bacc baci bacn bacs bact baia baib baic bain bais bait bana banc bani bann bans bant banu basa basc basi bass bast basu bata batc bati batn bats batt batu bau- bbas bbau bbbb bbbs bbci bbin bcaa bcas bcat bcbc bcbs bcca bccc bcci bccs bcia bcis bcit bcnu bcsa bcsc bcsn bcss bctc bcts bcuc bian bias biat biba bibb bibi bibs bica bicc bici bics biin biis bin- bina binc bini binn bins bint binu bis- bisa bisc biss bist bisu bita bitc bits bitt bitu bnai bnas bnib bnin bnss bnta bsaa bsac bsas bsat bsci bscs bsic bsin bsns bssc bsts btaa btan btcc btcs btss bttb btus buat buba bubb bubi bubs bubu buca bucc buci bucs bucu buic buin buis buit buiu buna bunb buni bunn buns bunt bunu busa busc busi buss bust busu but- buta buti buts butt buus caaa caab caac caan caas caat caba cabi cabs cabu cac- caca cacc caci caia caib caic cain cais cait caiu cana canc cani cann cans cant casa casb casc casi cass cast casu cat- cata