-ic a-a a-b a-c a-i aaa aab aac aai aak aas aay ab- aba abb abc abi abk abs aby ac- aca acb acc aci ack acs acy ai- aia aib aic aii aik ais aiy aka akb akc aki akk aks as- asa asb asc asi ask ass asy ay- aya ayc ayi ayk ays baa bab bac bai bak bas bay bba bbb bbc bbi bbk bbs bby bca bcb bcc bci bck bcs bcy bi- bia bib bic bii bik bis biy bka bkb bkc bkk bks bsa bsb bsc bsi bsk bss bsy by- bya byc byi byk bys c-- caa cab cac cai cak cas cay cba cbb cbc cbi cbk cbs cby cca ccb ccc cci cck ccs ci- cia cib cic cii cik cis cka ckb ckc cki cks cky csa csb csc csi csk css csy cya cyb cyc cyk cys ia- iaa iab iac iai ias iba ibb ibc ibi ibk ibs iby ica icb icc ici ick ics icy iia iib iic iii iis ika ikb ikc iki ikk iks is- isa isb isc isi isk iss isy iya iyc iys iyy ka- kaa kab kac kai kak kas kay kba kbb kbc kbi kbk kbs kca kcb kcc kci kck kcs kia kib kic kii kik kis kkb kkc kki kkk kks kky ksa ksb ksc ksi ksk kss kya kyc kys saa sab sac sai sak sas say sba sbb sbc sbi sbk sbs sby sca scb scc sci sck scs sia sib sic sii sik sis sk- ska skb skc ski skk sks sky ss- ssa ssb ssc ssi ssk sss sy- sya syb syc syi syk sys yaa yab yac yai yak yas yay ybc ybi ybs yby yca ycc yci ycs ycy yii yis yka yki ykk ysa ysb ysc ysi ysk yss ysy yyb yyc yys yyy

a-ak a-ii a-ya aaaa aaab aaac aaai aaas aaba aabb aabc aabi aaby aaca aacb aacc aaci aack aacs aacy aaib aaic aaii aais aaka aasa aasc aasi aass abaa abab abac abai abak abas abay abb- abba abbb abbi abbs abby abca abcb abcc abci abcs abia abib abic abis abiy abs- absa absi abss abyc abys abyy acaa acab acac acai acas acba acca accc acci accs accy aci- acia acic acis acks acsa acsc acsi acss aiai aias aiba aica aicc aics aiia aiib aiic aika aiki aiks aisa aisb aisi aisk aisy akaa akai akas akay akca akia akik akis akka akki aksa aksi asaa asab asac asai asak asas asay asba asby asc- asca ascb ascc asci asia asic asii asik asis aska aski asks asky assa assc assi assk asss assy asya ayas ayay ayca ayik ayya ba-i baaa baak baas baba babb babi babs baby bac- baca bacc baci back bacs baia baib baic baik bais bak- baka baki baks basa basc basi bask bass baya bayi bays bbas bbay bbbb bbbs bbci bcaa bcas bcbc bcbs bcca bccc bcci bccs bcia bcis bcsa bcsc bcss biak bias biba bibb bibi bibs bica bicc bici bick bics biis bis- bisa bisc bisk biss bisy biya biys bkcy bsaa bsac bsas bsci bscs bsic bssc byas byck byik byki bysb bysi byss bysy caaa caab caac caas caba cabi cabs caby cac- caca cacc caci cack caia caib caic caik cais caka caky casa casb casc casi cask cass cays cbac cbbc cbbs cbca cbcc cbcs cbia cbka cbsa cbsc cbsi ccaa ccab ccac ccai ccas ccba ccbc ccca cccb cccc ccci cccs ccic ccii ccis ccsa ccsi ccss ciaa ciak cias ciba cibc cibi cica cicc cici cics ciia ciii ciis cika cis- cisa cisc cisk ciss cisy ckac ckbc ckbi ckck ckcs ckcy cksa cksb csaa csab csac csak csas cscb cscc csci cscs csia csib csik csis cska csks cssa csys cya- cyaa cyba cybb cybc cybi cyc- cyca cycb cycc cycs cyy- cyyc i-by iaaa iaac iaai iaas iaba iaca iacc iacs iaia iais iasa iasc iasi iask iayc ibac ibas ibca ibcs ibia ibis ibsa ibss ibyi icaa icab icac icai icas icbc icbs icca iccb iccc icci iccs icis icks icky icsa icsb icsc icsi icss iiac iias iica iiii iiis iisc iisi ikki ikky is-a isac isai isak isas isay isba isca iscc isci iscs isia isic isis iska issa issc issi isss issy isys iyai k-ci kaaa kaab kaai kaak kaas kaay kaba kabb kabc kabi kaby kacb kacc kaci kacs kacy kaia kaib kaic kaii kaik kais kaka kakc kaki kakk kaks kas- kasa kasb kasc kasi kask kass kaya kays kbaa kbab kbac kbai kbak kbas kbay kbba kbbb kbbc kbbi kbbk kbbs kbca kbcb kbci kbck kbcs kbcy kbia kbib kbic kbik kbis kbiy kbkb kbkk kbky kbsa kbsb kbsi kbsk kbss kbsy kbya kbyb kbyi kbys kcaa kcab kcac kcai kcas kcba kcbc kcbi kcbk kcbs kcca kccb kccc kcci kcck kccy kcic kcii kcis kckc kckk kcky kcsa kcsb kcsc kcsi kcss kcsy kcya kcyk kcys kcyy kiab kiac kiai kias kiba kibb kibc kibi kibs kiby kica kicb kicc kick kics kicy kiia kiic kiii kiik kiis kika kikc kiki kikk kisa kisc kisi kisk kiss kisy kiya kiyi kiyk kiys kkaa kkac kkai kkay kkba kkbb kkbi kkbs kkcb kkci kkck kkcs kkcy kkia kkic kkik kkkk kksa kksi kkss kkya kkyc kkys kkyy ksab ksac ksak ksas ksba ksbc ksbi ksbs ksby ksca kscb ksci ksck kscs kscy ksib ksii ksik ksis ksiy kska kskb kskk ksks ksky kssa kssi ksss ksyc ksyy kyaa kyai kyak kyay kyba kybb kybc kybi kyby kyca kycc kyck kycs kyis kyka kykc kykk kyks kyky kysa kysc kysk kyya kyyi kyyk kyys kyyy s-ib s-ic s-ii sa-c saab saac saak saas saba sabb sabc sabi sabs saca sacc saci sack sacs sacy saia saic saik sais saka sakb saki sakk saks saky sasa sasc sasi sask sass saya sayi says sbaa sbac sbai sbas sbbs sbca sbcc sbcs