-ic -ji a-a a-b a-c a-i aaa aab aac aai aaj aak aas ab- aba abb abc abi abj abk abs ac- aca acb acc aci acj ack acs ai- aia aib aic aii aik ais aja ajb ajc aji ajj ajk ajs aka akb akc aki akj akk aks as- asa asb asc asi asj ask ass baa bab bac bai baj bak bas bba bbb bbc bbi bbk bbs bca bcb bcc bci bcj bck bcs bi- bia bib bic bii bij bik bis bja bjc bji bjj bjk bjs bka bkb bkc bkk bks bsa bsb bsc bsi bsj bsk bss c-- c-j caa cab cac cai caj cak cas cba cbb cbc cbi cbj cbk cbs cca ccb ccc cci ccj cck ccs ci- cia cib cic cii cij cik cis cja cjb cjc cjk cjs cka ckb ckc cki cks csa csb csc csi csj csk css ia- iaa iab iac iai ias iba ibb ibc ibi ibj ibk ibs ica icb icc ici icj ick ics iia iib iic iii iij iis ija ijb ijc iji ijk ijs ika ikb ikc iki ikk iks is- isa isb isc isi isj isk iss j-i jaa jab jac jai jaj jak jas jba jbc jbi jbj jbk jbs jca jcb jcc jci jck jcs jia jib jic jii jij jis jja jjb jjc jjj jjk jjs jka jkb jkk jks jsa jsb jsc jsi jsj jsk jss ka- kaa kab kac kai kaj kak kas kba kbb kbc kbi kbk kbs kca kcb kcc kci kck kcs kia kib kic kii kij kik kis kjb kjc kji kjs kkb kkc kki kkk kks ksa ksb ksc ksi ksk kss saa sab sac sai saj sak sas sba sbb sbc sbi sbj sbk sbs sca scb scc sci scj sck scs sia sib sic sii sij sik sis sja sjb sjc sji sjj sjk sjs sk- ska skb skc ski skj skk sks ss- ssa ssb ssc ssi ssj ssk sss

a-ak a-ii aaaa aaab aaac aaai aaas aaba aabb aabc aabi aaca aacb aacc aaci aack aacs aaib aaic aaii aais aaka aasa aasc aasi aass abaa abab abac abai abaj abak abas abb- abba abbb abbi abbs abca abcb abcc abci abcs abia abib abic abis abjs abs- absa absi abss acaa acab acac acai acas acba acca accc acci accs aci- acia acic acis acks acsa acsc acsi acss aiai aias aiba aica aicc aics aiia aiib aiic aija aika aiki aiks aisa aisb aisi aisj aisk ajab ajac ajak ajas ajba ajis ajka ajss akaa akai akas akca akia akij akik akis akka akki aksa aksi asaa asab asac asai asak asas asba asc- asca ascb ascc asci ascj asia asic asii asij asik asis asja aska aski asks assa assc assi assk asss ba-i baaa baak baas baba babb babi babs bac- baca bacc baci back bacs baia baib baic baik bais baja baji bajs bak- baka baki baks basa basc basi bask bass bbas bbbb bbbs bbci bcaa bcas bcbc bcbs bcca bccc bcci bccs bcia bcis bcsa bcsc bcss biaj biak bias biba bibb bibi bibs bica bicc bici bick bics biis bija biji bijs bis- bisa bisc bisk biss bjcc bsaa bsac bsas bsci bscs bsic bssc caaa caab caac caas caba cabi cabs cac- caca cacc caci cack caia caib caic caik cais caja caji caka casa casb casc casi cask cass cbac cbbc cbbs cbca cbcc cbcs cbia cbka cbkj 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 cjbc cjbk cjca cjcb cjcj cjcs cjic cjsb cjss ckac ckbc ckbi ckck ckcs ckjs cksa cksb csaa csab csac csak csas cscb cscc csci cscs csia csib csik csis cska csks cssa iaaa iaac iaai iaas iaba iaca iacc iacs iaia iais iasa iasc iasi iask ibac ibas ibca ibcs ibia ibis ibsa ibss icaa icab icac icai icas icbc icbs icca iccb iccc icci iccs icis icks icsa icsb icsc icsi icss iiac iias iica iiii iiis iisc iisi iisj ijji ikki is-a isac isai isak isas isba isca iscc isci iscs isia isic isis iska issa issc issi isss jaak jaas jaba jabi jabs jaca jacc jaci jack jacs jais jaja jaji jaka jaki jasa jasc jask jass jbaa jcbc jccc jcci jcss jias jibb jibi jibs jick jiji jijk jika jisa jisc jjcc jkcs jsci jsss k-ci kaaa kaab kaai kaak kaas kaba kabb kabc kabi kacb kacc kaci kacs kaia kaib kaic kaii kaij kaik kais kaja kajb kajc kaji kajk kaka kakc kaki kakj kakk kaks kas- kasa kasb kasc kasi kask kass kbaa kbab kbac kbai kbak kbas kbba kbbb kbbc kbbi kbbk kbbs kbca kbcb kbci kbck kbcs kbia kbib kbic kbij kbik kbis kbja kbjc kbji kbjk kbjs kbkb kbkk kbsa kbsb kbsi kbsj kbsk kbss kcaa kcab kcac kcai kcas kcba kcbc kcbi kcbk kcbs kcca kccb kccc kcci kcck kcic kcii kcis kcjb kcjc kcjj kcjk kckc kckj kckk kcsa kcsb kcsc kcsi kcsj kcss kiab kiac kiai kias kiba kibb kibc kibi kibs kica kicb kicc kicj kick kics kiia kiic kiii kiik kiis kija kiji kika kikc kiki kikk kisa kisc kisi kisk kiss kjaa kjac kjak kjas kjbb kjbi kjcb kjcc kjck kjcs kjia kjic kjik kjjj kjjk kjjs kjkj kjkk kjks kjsa kjsk kkaa kkac kkai kkba kkbb kkbi kkbj kkbs kkcb kkci kkcj kkck kkcs kkia kkic kkik kkjb kkjk kkkj kkkk kksa kksi kksj kkss ksab ksac ksak ksas ksba ksbc ksbi ksbj ksbs ksca kscb ksci kscj ksck kscs ksib ksii ksik ksis ksjb ksjc ksji ksjj ksjk ksjs kska kskb kskk ksks kssa kssi ksss s-ib s-ic s-ii sa-c saab saac saaj saak saas saba sabb sabc sabi sabs saca sacc saci sack sacs saia saic saik sais