-ic a-a a-b a-c a-i a-z aaa aab aac aai aar aas aau aaz ab- aba abb abc abi abr abs abu abz ac- aca acb acc aci acr acs acu acz ai- aia aib aic aii air ais aiu aiz ar- ara arb arc ari arr ars aru arz as- asa asb asc asi asr ass asu asz au- aua aub auc aui aur aus auz az- aza azb azi azs azu azz b-u baa bab bac bai bar bas bau baz bba bbb bbc bbi bbr bbs bbu bca bcb bcc bci bcr bcs bcu bcz bi- bia bib bic bii bir bis biu biz bra brb bri brr brs bru brz bsa bsb bsc bsi bsr bss bsu bua bub buc bui bur bus buu buz bza bzr bzs bzu bzz c-- caa cab cac cai car cas cau caz cba cbb cbc cbi cbr cbs cbu cbz cca ccb ccc cci ccr ccs ccu ccz ci- cia cib cic cii cir cis ciu cra crb crc cri crr crs cru crz csa csb csc csi csr css csu csz cua cub cuc cui cur cus cuu cuz cz- czc ia- iaa iab iac iai iar ias iau iaz iba ibb ibc ibi ibr ibs ibu ibz ica icb icc ici icr ics icu icz iia iib iic iii iir iis iiu ir- ira irb irc iri irr irs iru is- isa isb isc isi isr iss isu iu- iua iub iuc iui iur ius iuz iza izi izu izz ra- raa rab rac rai rar ras rau raz rba rbb rbc rbi rbr rbs rbu rca rcb rcc rci rcr rcs rcu ria rib ric rii rir ris riz rra rrb rrc rri rrr rrs rru rsa rsb rsc rsi rsr rss rsu rua rub ruc rui rur rus ruu ruz rza rzb saa sab sac sai sar sas sau saz sba sbb sbc sbi sbr sbs sbu sca scb scc sci scr scs scu sia sib sic sii sir sis siu sr- sra srb src sri srr srs ss- ssa ssb ssc ssi ssr sss ssu ssz sua sub suc sui sur sus suu suz sza szi szr szu ua- uaa uab uac uai uar uas uau uaz uba ubb ubc ubi ubr ubs ubu uca ucb ucc uci ucr ucs ucu uia uib uic uii uir uis uiu ur- ura urb urc uri urr urs uru urz usa usb usc usi usr uss usu usz uua uuc uur uus uuu uza uzb uzi uzu zaa zab zac zai zar zas zaz zbb zbc zbr zbs zcs zia zib zir zis ziz zrs zsa zsi zsu zsz zub zuc zui zur zus zuz zzr zzs zzz

a-ii aaaa aaab aaac aaai aaar aaas aaba aabb aabc aabi aaca aacb aacc aaci aacr aacs aacu aaib aaic aaii aais aara aarc aari aars aaru aasa aasc aasi aass aasu aaus abaa abab abac abai abar abas abau abb- abba abbb abbi abbr abbs abca abcb abcc abci abcr abcs abia abib abic abir abis abiu abra abrc abri abrs abs- absa absi abss absu abua abus abza abzu acaa acab acac acai acar acas acba acca accc acci accs accu aci- acia acic acir acis acr- acra acrc acri acrr acrs acsa acsc acsi acss acu- acur acus aiai aias aiba aica aicc aicr aics aiia aiib aiic aiir aira airi airs aisa aisb aisi aisr aiui aiza aizi aizu arab arac arai arar aras arau arba arbi arbs arc- arca arci arcs aria arib arii aris ariz arr- arra arrc arri arrr arrs arru ars- arsa arsc arsi arsu arua arub arui arza arzu asaa asab asac asai asar asas asau asba asbu asc- asca ascb ascc asci ascr asia asic asii asir asis asra asrc asrs asru assa assc assi assr asss assu asub asui asur asus auaa auca auci auis aur- aura auri ausa ausu aza- azab azai azar azas azaz azca azia azis aziz azra azua azur azza azzi ba-i baaa baar baas baaz baba babb babi babr babs babu bac- baca bacc baci bacs bacz baia baib baic bair bais bar- bara barb barc bari barr bars baru barz basa basc basi bass basu bau- baur baza bazi bbas bbau bbbb bbbs bbci bbrc bcaa bcar bcas bcbc bcbs bcca bccc bcci bccs bcia bcis bcra bcrs bcru bcsa bcsc bcss bcuc biar bias biba bibb bibi bibs bica bicc bici bics biis bira birb biri birr birs biru bis- bisa bisc biss bisu bizu bizz brab brac brai bras brau braz brca brcb bria bric bris briz brrr brrs brsb brsr bruc brus bruz brza bsaa bsac bsas bsci bscs bsic bsra bssc buar buba bubb bubi bubs bubu buca bucc buci bucs bucu bucz buic buir buis buiu bur- bura burb buri burr burs buru burz busa busc busi buss busu buus buuz buza buzi buzz bzzz caaa caab caac caas caba cabi cabs cabu cac- caca cacc caci cacr caia caib caic cair cais caiu cara carb carc cari carr cars casa casb casc casi casr cass casu cauc caus caza cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbcu cbia cbir cbsa cbsc cbsi cbus ccaa ccab ccac ccai ccar ccas ccba ccbc ccca cccb cccc ccci cccs cccu ccic ccii ccir ccis ccra ccrc ccri ccrs ccsa ccsi ccss ccuc ccus ciaa ciar cias ciau ciba cibc cibi cica cicc cici cicr cics cicu ciia ciii ciis cira cirb circ ciri cirr cirs cis- cisa cisc cisr ciss ciuc cius ciza crab crac crai crar cras crau crbc crbu crca crcc crcr crcz cria crib cric cris criu crsa crss crub crus cruz csaa csab csac csar csas cscb cscc csci cscr cscs csia csib csir csis csra csrc csrs cssa cssr csua csur csus cuau cub- cuba cubb cubi cubs cuca cucc cuci cui- cuir cuis cura curb curi curr curs cusa cusb cuss cusu czar iaaa iaac iaai iaas iaba iaca iacc iacr iacs