-er a-a a-b a-i aaa aab aae aai aam aao aar aau ab- aba abb abe abi abm abo abr abu aea aeb aee aei aem aeo aer aeu ai- aia aib aie aii aim aio air aiu ama amb ame ami amm amo amr amu aoa aob aoe aoi aom aoo aor aou ar- ara arb are ari arm aro arr aru au- aua aub aue aui aum auo aur b-u baa bab bae bai bam bao bar bau bba bbb bbe bbi bbm bbo bbr bbu be- bea beb bee bei bem beo ber beu bi- bia bib bie bii bim bio bir biu bma bmb bme bmi bmm bmo bmr bmu boa bob boe boi bom boo bor bou bra brb bre bri brm bro brr bru bua bub bue bui bum buo bur buu eaa eab eae eai eam eao ear eau eba ebb ebe ebi ebm ebo ebr ebu eea eeb eee eem eeo eer eia eib eie eii eim eio eir eiu em- ema emb eme emi emm emo emr emu eo- eoa eob eoe eoi eom eoo eor eou era erb ere eri erm ero err eru eu- eua eub eue eui eur ia- iaa iab iae iai iam iao iar iau iba ibb ibe ibi ibm ibo ibr ibu ie- iea iee iei iem ier iia iib iie iii iim iio iir iiu im- ima imb ime imi imm imo imu io- ioa iob ioe ioi iom ioo ior iou ir- ira irb ire iri irm iro irr iru iu- iua iub iue iui ium iur m-o m-r maa mab mae mai mam mao mar mau mba mbb mbe mbi mbm mbo mbr mbu mea meb mee mei mem meo mer meu mi- mia mib mie mii mim mio mir miu mma mmb mme mmi mmm mmo mmr mmu moa mob moe moi mom moo mor mou mra mrb mre mri mrm mro mrr mru mua mub mue mui mum mur muu o-i oaa oab oae oai oam oao oar oau ob- oba obb obe obi obm obo obr obu oea oeb oee oei oem oeo oer oia oib oie oii oim oio oir oiu om- oma omb ome omi omm omo omr omu oo- ooa oob ooi oom ooo oor or- ora orb ore ori orm oro orr oru ou- oua oue oui oum ouo our ra- raa rab rae rai ram rao rar rau rba rbb rbe rbi rbm rbo rbr rbu re- rea reb ree rei rem reo rer reu ria rib rie rii rim rio rir rma rmb rme rmi rmm rmo rmr roa rob roe roi rom roo ror rou rra rrb rri rrm rrr rru rua rub rue rui rum ruo rur ruu ua- uaa uab uae uai uam uao uar uau uba ubb ube ubi ubo ubr ubu uea ueb uee uei uem uer uia uib uie uii uim uio uir uiu um- uma umb ume umi umm umo umr umu uoa uob uoe uom uoo uor ur- ura urb ure uri urm uro urr uru uua uue uum uur uuu

a-be a-ii aaaa aaab aaae aaai aaam aaar aaba aabb aabi aabm aaea aaem aaib aaii aama aamb aame aami aamo aamr aaoe aaoo aara aare aari aarm aaro aaru abaa abab abae abai abam abar abau abb- abba abbb abbe abbi abbo abbr abee aber abia abib abie abim abir abiu abma abmb aboa abob aboo abor abou abra abri abro abua abue abum aebi aeer aeio aeom aer- aera aeri aero aiai aiba aibo aiea aiee aiia aiib aiir aime aimi aimm aimo aioi aira aire airi airo aiui amaa amae amai amam amar amb- amba ambe ambi ambo ambr ambu amee amei amer ameu amia amib amie amii amir amm- amma amme ammi ammo ammu amob amoi amoo amor amou amra amri amro amua amui amum amur aoba aoeu aoma aora aorb arab arae arai aram arar arau arba arbe arbi area aree arei arem areo areu aria arib arie arii arim ario arma arme armi armm armo armu aroa arob aroe aroi arom aroo aror arr- arra arre arri arro arrr arru arua arub arue arui arum auaa aube auer auma aumi aur- aura aure auri auro ba-i baaa baam baar baba babb babe babi babm babo babr babu baer baia baib baie baio bair bama bamb bame bami bamm bamu bar- bara barb bare bari barm baro barr baru bau- baum baur bbau bbbb bbeb beam bear beau beba bebb bebe bebi bebo beeb beem beer beia beim beir bema beme bemu beo- beor bera bere beri berm bero berr beru beur biao biar biba bibb bibe bibi bibo bieb bier bieu bima bimo bio- bioi biou bira birb bire biri biro birr biru bmaa bmir bmmi boab boai boar boba bobb bobe bobi bobo bobu boea boee boeo boer boi- boie boii boim boiu boma bomb bome bomi bomu boob booe boom boor bor- bora bore bori borm boro borr boru boua boue boum bour brab brae brai bram brao brau brea breb bree brei brem breo brer bria brie brim brio broa brob broe brom broo bror brou brrm brrr brue brum buar buba bubb bube bubi bubo bubu buea buem buer bueu buie buir buiu bum- buma bumb bur- bura burb bure buri burm buro burr buru eaba eaiu eama eame eaom eara earb eare earo ebam ebba ebbo ebbr eber eboe eboo ebor ebro ebru ebur eeea eeee eemo eera eero eiao eiei eier eime eimi eiou eira eire emae emam emar emba embe embi embo embr emer emeu emia emii emim emir emma emme emmi emmu emor emra emre eoir eora eore eori eram erau erba erbb erbe ereb erei erem erer eria erie erim erio eriu erma erme ermo erob eroe eroi eroo erra erre erro erua erub erum erur euba eubi euer euoi eur- eura eure euro i-be iaaa iaai iaba iabm iaea iaia iaim iama iamb iame iami iara iare iaru