-ic a-a a-b a-c a-i aaa aab aac aai aam aao aar aau ab- aba abb abc abi abm abo abr abu ac- aca acb acc aci acm aco acr acu ai- aia aib aic aii aim aio air aiu ama amb amc ami amm amo amr amu aoa aob aoc aoi aom aoo aor aou ar- ara arb arc ari arm aro arr aru au- aua aub auc aui aum auo aur b-u baa bab bac bai bam bao bar bau bba bbb bbc bbi bbm bbo bbr bbu bca bcb bcc bci bcm bco bcr bcu bi- bia bib bic bii bim bio bir biu bma bmb bmc bmi bmm bmo bmr bmu boa bob boc boi bom boo bor bou bra brb bri brm bro brr bru bua bub buc bui bum buo bur buu c-- caa cab cac cai cam cao car cau cba cbb cbc cbi cbm cbo cbr cbu cca ccb ccc cci ccm cco ccr ccu ci- cia cib cic cii cim cio cir ciu cma cmb cmc cmi cmm cmo cmr cmu co- coa cob coc coi com coo cor cou cra crb crc cri crm cro crr cru cua cub cuc cui cum cuo cur cuu ia- iaa iab iac iai iam iao iar iau iba ibb ibc ibi ibm ibo ibr ibu ica icb icc ici icm ico icr icu iia iib iic iii iim iio iir iiu im- ima imb imc imi imm imo imu io- ioa iob ioc ioi iom ioo ior iou ir- ira irb irc iri irm iro irr iru iu- iua iub iuc iui ium iur m-o m-r maa mab mac mai mam mao mar mau mba mbb mbc mbi mbm mbo mbr mbu mc- mca mcb mcc mci mcm mco mcr mcu mi- mia mib mic mii mim mio mir miu mma mmb mmc mmi mmm mmo mmr mmu moa mob moc moi mom moo mor mou mra mrb mrc mri mrm mro mrr mru mua mub muc mui mum mur muu o-i oaa oab oac oai oam oao oar oau ob- oba obb obc obi obm obo obr obu oc- oca ocb occ oci ocm oco ocr ocu oia oib oic oii oim oio oir oiu om- oma omb omc omi omm omo omr omu oo- ooa oob ooc ooi oom ooo oor or- ora orb orc ori orm oro orr oru ou- oua ouc oui oum ouo our ra- raa rab rac rai ram rao rar rau rba rbb rbc rbi rbm rbo rbr rbu rca rcb rcc rci rcm rco rcr rcu ria rib ric rii rim rio rir rma rmb rmc rmi rmm rmo rmr roa rob roc roi rom roo ror rou rra rrb rrc rri rrm rrr rru rua rub ruc rui rum ruo rur ruu ua- uaa uab uac uai uam uao uar uau uba ubb ubc ubi ubo ubr ubu uca ucb ucc uci ucm uco ucr ucu uia uib uic uii uim uio uir uiu um- uma umb umc umi umm umo umr umu uoa uob uoc uom uoo uor ur- ura urb urc uri urm uro 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 aaco aacr aacu aaib aaic aaii aama aamb aamc aami aamo aamr aaoo aara aarc aari aarm aaro aaru abaa abab abac abai abam abar abau abb- abba abbb abbi abbo abbr abca abcb abcc abci abcr abia abib abic abim abir abiu abma abmb abmc aboa abob aboo abor abou abra abrc abri abro abua abum acaa acab acac acai acar acba acca accc acci accm acco accu aci- acia acic acim acir acma acmc acmi acmu acoa acom acor acou acr- acra acrc acri acrm acro acrr acu- acum acuo acur aiai aiba aibo aica aicc aicr aiia aiib aiic aiir aimc aimi aimm aimo aioc aioi aira airi airo aiui amaa amac amai amam amar amb- amba ambi ambo ambr ambu amca amcc amco amia amib amic amii amir amm- amma ammi ammo ammu amob amoc amoi amoo amor amou amra amrc amri amro amua amui amum amur aoba aoca aoma aora aorb arab arac arai aram arar arau arba arbi arc- arca arci arcm arco aria arib arii arim ario arma armc armi armm armo armu aroa arob aroi arom aroo aror arr- arra arrc arri arro arrr arru arua arub arui arum auaa auca auci auma aumi aur- aura auri auro ba-i baaa baam baar baba babb babi babm babo babr babu bac- baca bacc baci baco baia baib baic baio bair bama bamb bamc bami bamm bamu bar- bara barb barc bari barm baro barr baru bau- baum baur bbau bbbb bbci bbcm bbrc bcaa bcam bcar bcbc bcca bccc bcci bccm bcia bcma bcor bcra bcru bcuc biao biar biba bibb bibi bibo bica bicc bici bico bima bimo bio- bioc bioi biou bira birb biri biro birr biru bmaa bmci bmic bmir bmmi bmoc boab boac boai boar boba bobb bobi bobo bobu boca bocm boco bocu boi- boii boim boiu boma bomb bomi bomu boob booc boom boor bor- bora bori borm boro borr boru boua boum bour brab brac brai bram brao brau brca brcb bria bric brim brio brmc broa brob broc brom broo bror brou brrm brrr bruc brum buar buba bubb bubi bubo bubu buca bucc buci buco bucu buic buir buiu bum- buma bumb bur- bura burb buri burm buro burr buru c-bo caaa caab caac caam caba cabi cabo cabu cac- caca cacc caci cacm caco cacr caia caib caic caim caio cair caiu cama camb camc cami camm camo caoi caor cara carb carc cari carm caro carr cauc caum cauo 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 ccob ccoc ccom ccra