-ic a-a a-b a-c a-i aaa aab aac aai aam aar aau aax ab- aba abb abc abi abm abr abu abx ac- aca acb acc aci acm acr acu acx ai- aia aib aic aii aim air aiu aix ama amb amc ami amm amr amu amx ar- ara arb arc ari arm arr aru arx au- aua aub auc aui aum aur aux ax- axa axi axm axr axx b-u baa bab bac bai bam bar bau bax bba bbb bbc bbi bbm bbr bbu bbx bca bcb bcc bci bcm bcr bcu bcx bi- bia bib bic bii bim bir biu bix bma bmb bmc bmi bmm bmr bmu bmx bra brb bri brm brr bru brx bua bub buc bui bum bur buu bux bxb bxi bxm bxx c-- caa cab cac cai cam car cau cax cba cbb cbc cbi cbm cbr cbu cbx cca ccb ccc cci ccm ccr ccu ccx ci- cia cib cic cii cim cir ciu cix cma cmb cmc cmi cmm cmr cmu cmx cra crb crc cri crm crr cru crx cua cub cuc cui cum cur cuu cxc cxi cxr cxx ia- iaa iab iac iai iam iar iau iba ibb ibc ibi ibm ibr ibu ibx ica icb icc ici icm icr icu iia iib iic iii iim iir iiu iix im- ima imb imc imi imm imu imx ir- ira irb irc iri irm irr iru irx iu- iua iub iuc iui ium iur ixc ixi m-r maa mab mac mai mam mar mau max mba mbb mbc mbi mbm mbr mbu mbx mc- mca mcb mcc mci mcm mcr mcu mcx mi- mia mib mic mii mim mir miu mix mma mmb mmc mmi mmm mmr mmu mmx mra mrb mrc mri mrm mrr mru mrx mua mub muc mui mum mur muu mux mxa mxc mxi mxr mxu ra- raa rab rac rai ram rar rau rax rba rbb rbc rbi rbm rbr rbu rbx rca rcb rcc rci rcm rcr rcu rcx ria rib ric rii rim rir rix rma rmb rmc rmi rmm rmr rmx rra rrb rrc rri rrm rrr rru rua rub ruc rui rum rur ruu rux rxr ua- uaa uab uac uai uam uar uau uba ubb ubc ubi ubr ubu ubx uca ucb ucc uci ucm ucr ucu uia uib uic uii uim uir uiu um- uma umb umc umi umm umr umu ur- ura urb urc uri urm urr uru urx uua uuc uum uur uuu uxb uxc uxr uxu xaa xac xam xar xau xbc xbr xbx xcb xci xcr xcx xia xic xii xiu xix xma xmc xmi xmm xmr xmu xmx xrc xrx xui xxi xxx

a-ii aaaa aaab aaac aaai aaam aaar aaba aabb aabc aabi aabm aaca aacb aacc aaci aacm aacr aacu aaib aaic aaii aama aamb aamc aami aamr aara aarc aari aarm aaru abaa abab abac abai abam abar abau abax abb- abba abbb abbi abbr abca abcb abcc abci abcr abia abib abic abim abir abiu abma abmb abmc abra abrc abri abua abum acaa acab acac acai acar acba acca accc acci accm accu aci- acia acic acim acir acma acmc acmi acmu acr- acra acrc acri acrm acrr acu- acum acur aiai aiba aica aicc aicr aiia aiib aiic aiir aimc aimi aimm aira airi airx aiui aixa aixi aixm amaa amac amai amam amar amax amb- amba ambi ambr ambu ambx amca amcc amia amib amic amii amir amix amm- amma ammi ammu amra amrc amri amua amui amum amur arab arac arai aram arar arau arax arba arbi arc- arca arci arcm aria arib arii arim arma armc armi armm armu arr- arra arrc arri arrr arru arua arub arui arum auaa auca auci auma aumi aur- aura auri auxa axar axi- axia axim axum ba-i ba-x baaa baam baar baba babb babi babm babr babu bac- baca bacc baci baia baib baic bair baix bama bamb bamc bami bamm bamu bar- bara barb barc bari barm barr baru barx bau- baum baur baux baxi bbau bbbb bbci bbcm bbrc bcaa bcam bcar bcbc bcca bccc bcci bccm bcia bcma bcra bcru bcuc biar biba bibb bibi bica bicc bici bima bimx bira birb biri birr biru birx bixa bixi bmaa bmci bmic bmir bmmi brab brac brai bram brau brax brca brcb bria bric brim brix brmc brrm brrr bruc brum brux buar buba bubb bubi bubu buca bucc buci bucu buic buir buiu buix bum- buma bumb bur- bura burb buri burm burr buru buxa caaa caab caac caam caba cabi cabu cac- caca cacc caci cacm cacr caia caib caic caim cair caiu caix cama camb camc cami camm camx cara carb carc cari carm carr carx cauc caum caux caxa cbac cbar cbax cbbc cbca cbcc cbcm cbcr cbcu cbia cbir cbrm cbux cbxa ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccm cccu ccic ccii ccim ccir ccix ccma ccmb ccmc ccmm ccra ccrc ccri ccuc ccxi ciaa ciam ciar ciau ciba cibc cibi cica cicc cici cicr cicu ciia ciii cima cimb cimi cimm cimr cira cirb circ ciri cirm cirr ciuc cixi cmaa cmac cmax cmba cmbc cmbx cmcc cmii cmir cmix cmmb cmmc cmmi cmra cmri cmrr crab crac crai cram crar crau crax crbc crbu crca crcc crcr cria crib cric crim criu crmb crub crum crux cuau cub- cuba cubb cubi cuca cucc cuci cucm cui- cuir cum- cuma cura curb curi curr cxii cxix cxxi cxxx iaaa iaac iaai iaba iabm iaca iacc iacr iacu iaia iaim iama iamb iami iamx iara iarc iaru ibac ibar ibbm ibca ibia ibim ibma ibmx ibra ibrc ibri icaa icab icac icai icam icar icbc icbm icca iccb iccc icci iccr iccu icma icmc icmi icmm icra icrc icrm icrr icru icub iiac iica iiii iimc iira iirc iiuc iium imac imai imam imar imax imba imbi imca imcb imci imir