-ic a-a a-b a-c a-i aaa aab aac aai aam aar aau ab- aba abb abc abi abm abr abu ac- aca acb acc aci acm acr acu ai- aia aib aic aii aim air aiu ama amb amc ami amm amr amu ar- ara arb arc ari arm arr aru au- aua aub auc aui aum aur b-u baa bab bac bai bam bar bau bba bbb bbc bbi bbm bbr bbu bca bcb bcc bci bcm bcr bcu bi- bia bib bic bii bim bir biu bma bmb bmc bmi bmm bmr bmu bra brb bri brm brr bru bua bub buc bui bum bur buu c-- caa cab cac cai cam car cau cba cbb cbc cbi cbm cbr cbu cca ccb ccc cci ccm ccr ccu ci- cia cib cic cii cim cir ciu cma cmb cmc cmi cmm cmr cmu cra crb crc cri crm crr cru cua cub cuc cui cum cur cuu ia- iaa iab iac iai iam iar iau iba ibb ibc ibi ibm ibr ibu ica icb icc ici icm icr icu iia iib iic iii iim iir iiu im- ima imb imc imi imm imu ir- ira irb irc iri irm irr iru iu- iua iub iuc iui ium iur m-r maa mab mac mai mam mar mau mba mbb mbc mbi mbm mbr mbu mc- mca mcb mcc mci mcm mcr mcu mi- mia mib mic mii mim mir miu mma mmb mmc mmi mmm mmr mmu mra mrb mrc mri mrm mrr mru mua mub muc mui mum mur muu ra- raa rab rac rai ram rar rau rba rbb rbc rbi rbm rbr rbu rca rcb rcc rci rcm rcr rcu ria rib ric rii rim rir rma rmb rmc rmi rmm rmr rra rrb rrc rri rrm rrr rru rua rub ruc rui rum rur ruu ua- uaa uab uac uai uam uar uau uba ubb ubc ubi ubr ubu 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 uua uuc uum uur uuu

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 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 aiui amaa amac amai amam amar amb- amba ambi ambr ambu amca amcc amia amib amic amii amir amm- amma ammi ammu amra amrc amri amua amui amum amur arab arac arai aram arar arau 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 ba-i baaa baam baar baba babb babi babm babr babu bac- baca bacc baci baia baib baic bair bama bamb bamc bami bamm bamu bar- bara barb barc bari barm barr baru bau- baum baur 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 bira birb biri birr biru bmaa bmci bmic bmir bmmi brab brac brai bram brau brca brcb bria bric brim brmc brrm brrr bruc brum buar buba bubb bubi bubu buca bucc buci bucu buic buir buiu bum- buma bumb bur- bura burb buri burm burr buru caaa caab caac caam caba cabi cabu cac- caca cacc caci cacm cacr caia caib caic caim cair caiu cama camb camc cami camm cara carb carc cari carm carr cauc caum cbac cbar cbbc cbca cbcc cbcm cbcr cbcu cbia cbir cbrm ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccm cccu ccic ccii ccim ccir ccma ccmb ccmc ccmm ccra ccrc ccri ccuc 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 cmaa cmac cmba cmbc cmcc cmii cmir cmmb cmmc cmmi cmra cmri cmrr crab crac crai cram crar crau crbc crbu crca crcc crcr cria crib cric crim criu crmb crub crum cuau cub- cuba cubb cubi cuca cucc cuci cucm cui- cuir cum- cuma cura curb curi curr iaaa iaac iaai iaba iabm iaca iacc iacr iacu iaia iaim iama iamb iami iara iarc iaru ibac ibar ibbm ibca ibia ibim ibma 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 imba imbi imca imcb imci imir imma immi imra imrc imri imrr irac irai iram irar irbm irca ircc ircu iri- iria iric irma irmc irra irrc irri iucc iuiu iura ma-i maaa maac maai maam maar maba mabi mabu mac- maca macb macc maci macr macu maia maib maii maim mair mama mamc mami mamu mar- mara marc mari marm marr maru maua maui maum maur mbac mbam mbba mbca mbci mbia mbim mcaa mcac mcba mcbc mcbi mcca mccc mcci mcia mcic mcii mcmc mcmi mcrc mcri miaa miab miac miai miam miau mibc mica micc mici micr miii mim- mima mimi mira mirc miri mirr miru miui mmaa mmab mmac mmai mmar mmcc mmci mmcm mmic mmii mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mria mrmc mrrc muac muar mubi muc- mucc mucu muir muma mumm mumu mura murc muri murr muru raab raam raba rabb