-ic a-a a-b a-c a-i aaa aab aac aag aah aai aak aas ab- aba abb abc abg abh abi abk abs ac- aca acb acc acg ach aci ack acs ag- aga agb agc agg agh agi agk ags aha ahb ahc ahg ahh ahi ahk ahs ai- aia aib aic aig aih aii aik ais aka akb akc akg akh aki akk aks as- asa asb asc asg ash asi ask ass baa bab bac bag bah bai bak bas bba bbb bbc bbg bbh bbi bbk bbs bca bcb bcc bcg bch bci bck bcs bga bgb bgc bgg bgh bgi bgk bgs bha bhb bhc bhg bhh bhi bhk bhs bi- bia bib bic big bih bii bik bis bka bkb bkc bkg bkk bks bsa bsb bsc bsg bsh bsi bsk bss c-- caa cab cac cag cah cai cak cas cba cbb cbc cbg cbh cbi cbk cbs cca ccb ccc ccg cch cci cck ccs cga cgb cgc cgg cgh cgi cgs ch- cha chb chc chg chh chi chk chs ci- cia cib cic cig cih cii cik cis cka ckb ckc ckh cki cks csa csb csc csg csh csi csk css gaa gab gac gag gah gai gak gas gba gbc gbg gbh gbi gbk gbs gca gcb gcc gcg gch gci gck gcs gga ggb ggc ggg ggh ggi ggs gha ghb ghc ghg ghh ghi ghs gia gib gic gig gih gii gik gis gka gkb gkh gks gsa gsb gsc gsg gsi gsk gss h-i haa hab hac hag hah hai hak has hba hbb hbc hbg hbh hbi hbk hbs hca hcb hcc hcg hch hci hck hcs hga hgb hgc hgg hgh hgi hgk hgs hha hhb hhc hhg hhh hhi hhk hhs hia hib hic hig hih hii hik his hka hkb hkg hkh hki hkk hks hsa hsb hsc hsg hsh hsi hsk hss ia- iaa iab iac iag iah iai ias iba ibb ibc ibg ibh ibi ibk ibs ica icb icc icg ich ici ick ics iga igb igc igg igh igi igk igs iha ihb ihc ihg ihh ihi ihk ihs iia iib iic iih iii iis ika ikb ikc iki ikk iks is- isa isb isc isg ish isi isk iss ka- kaa kab kac kag kah kai kak kas kba kbb kbc kbh kbi kbk kbs kca kcb kcc kcg kch kci kck kcs kga kgb kgc kgh kgi kgs kha khh khi khk khs kia kib kic kig kih kii kik kis kkb kkc kkh kki kkk kks ksa ksb ksc ksg ksh ksi ksk kss saa sab sac sag sah sai sak sas sba sbb sbc sbg sbh sbi sbk sbs sca scb scc scg sch sci sck scs sga sgb sgc sgg sgh sgi sgk sgs sh- sha shb shc shg shh shi shk shs sia sib sic sig sih sii sik sis sk- ska skb skc skg skh ski skk sks ss- ssa ssb ssc ssg ssh ssi ssk sss

a-ak a-ha a-ii aaaa aaab aaac aaah aaai aaas aaba aabb aabc aabh aabi aaca aacb aacc aach aaci aack aacs aagh aaha aahk aahs aaib aaic aaii aais aaka aasa aasc aasi aass abaa abab abac abag abai abak abas abb- abba abbb abbi abbs abca abcb abcc abch abci abcs abha abhi abhs abia abib abic abig abis abs- absa absi abss acaa acab acac acag acai acas acba acca accc acch acci accs acga acgi acgs acha achh achi achs aci- acia acic acis acks acsa acsc acsi acss agac agag agai agas agba agca agcc agga aggi agha aghs agia agib agic agig agii agis agsa agsg ahab ahac ahah ahai ahas ahha ahhs ahis ahsa ahss aiai aias aiba aica aicc aich aics aiga aiha aihs aiia aiib aiic aika aiki aiks aisa aisb aisg aish aisi aisk akaa akah akai akas akca akha akhs akia akik akis akka akki aksa aksi asaa asab asac asag asah asai asak asas asba asc- asca ascb ascc asch asci asha ashi ashk ashs asia asic asii asik asis aska aski asks assa assc assh assi assk asss ba-i baaa baah baak baas baba babb babi babs bac- baca bacc bach baci back bacs baga bagg bagh bagi bags baha bahi bahs baia baib baic baig baik bais bak- baka bakh baki baks basa basc bash basi bask bass bbas bbbb bbbs bbch bbci bbga bbhs bcaa bcas bcbc bcbg bcbs bcca bccc bcci bccs bcgs bchs bcia bcis bcsa bcsc bcss bgca bggs bghs bgia bhag bhai bhca bhcc bhhs biak bias biba bibb bibi bibs bica bicc bicg bich bici bick bics biga bigb bigc bigg bigs biha bihi bihs biis bikh bis- bisa bisc bish bisk biss bkhs bsaa bsac bsas bsci bscs bsgs bshs bsic bssc caaa caab caac caah caas caba cabg cabi cabs cac- caca cacc cach caci cack caga cagg cagi cags caha cahs caia caib caic caik cais caka casa casb casc cash casi cask cass cbac cbbc cbbs cbca cbcc cbcs cbga cbgb cbha cbhs cbia cbka cbkg cbsa cbsc cbsi ccaa ccab ccac ccag ccai ccas ccba ccbc ccca cccb cccc ccci cccs ccga ccgc ccgs ccha cchs ccic ccii ccis ccsa ccsg ccsi ccss cgac cgas cgcc cgcg cggs cghs cgis cgsb cgsh cgss chaa chab chac chag chah chai chak chas chca chch chci chcs chgb chgs chha chhs chia chib chic chig chih chik chis chka chkb chks chsc chsh chsi ciaa ciak cias ciba cibc cibi cica cicc cich cici cics ciga cigi cigs cihs ciia ciii ciis cika cis- cisa cisc cish cisk ciss ckac ckbc ckbi ckch ckck ckcs ckga ckhs cksa cksb cksh csaa csab csac csak csas cscb cscc csch csci cscs csgh cshs csia csib csik csis cska csks cssa gaas gaba gabb gabi gabs gach gack gaga gagg gagi gags gaha gahi gahs gaia gaig gais gaki gasa gasb gasc gash gasi