a-a a-b a-c aaa aab aac aae aah aam aao aau aax ab- aba abb abc abe abh abm abo abu abx ac- aca acb acc ace ach acm aco acu acx aea aeb aec aee aeh aem aeo aeu aex aha ahb ahc ahe ahh ahm aho ahu ahx ama amb amc ame amh amm amo amu amx aoa aob aoc aoe aoh aom aoo aou aox au- aua aub auc aue auh aum auo aux ax- axa axe axh axm axo axx b-u baa bab bac bae bah bam bao bau bax bba bbb bbc bbe bbh bbm bbo bbu bbx bca bcb bcc bce bch bcm bco bcu bcx be- bea beb bec bee beh bem beo beu bex bha bhb bhc bhe bhh bhm bho bhu bhx bma bmb bmc bme bmh bmm bmo bmu bmx boa bob boc boe boh bom boo bou box bua bub buc bue buh bum buo buu bux bxb bxm bxo bxx c-- caa cab cac cae cah cam cao cau cax cba cbb cbc cbe cbh cbm cbo cbu cbx cca ccb ccc cce cch ccm cco ccu ccx ce- cea ceb cec cee ceh cem ceo ceu cex ch- cha chb chc che chh chm cho chu chx cma cmb cmc cme cmh cmm cmo cmu cmx co- coa cob coc coe coh com coo cou cox cua cub cuc cue cuh cum cuo cuu cxc cxh cxo cxx eaa eab eac eae eah eam eao eau eax eba ebb ebc ebe ebh ebm ebo ebu ebx ec- eca ecb ecc ece ech ecm eco ecu ecx eea eeb eec eee eem eeo eex eha ehb ehc ehe ehh ehm eho ehu em- ema emb emc eme emh emm emo emu emx eo- eoa eob eoc eoe eoh eom eoo eou eu- eua eub euc eue eux ex- exa exc exe exh exo exu exx haa hab hac hae hah ham hao hau hax hba hbb hbc hbe hbh hbm hbo hbu hbx hca hcb hcc hce hch hcm hco he- hea heb hec hee heh hem heo heu hex hha hhb hhc hhe hhh hhm hho hhu hma hmb hmc hme hmh hmm hmo hmu hmx hoa hob hoc hoe hoh hom hoo hou hox hua hub huc hue huh hum huo huu hux hxc hxm m-o maa mab mac mae mah mam mao mau max mba mbb mbc mbe mbh mbm mbo mbu mbx mc- mca mcb mcc mce mch mcm mco mcu mcx mea meb mec mee meh mem meo meu mex mha mhc mhh mhm mho mhu mhx mma mmb mmc mme mmh mmm mmo mmu mmx moa mob moc moe moh mom moo mou mox mua mub muc mue muh mum muu mux mxa mxc mxu oaa oab oac oae oah oam oao oau oax ob- oba obb obc obe obh obm obo obu obx oc- oca ocb occ och ocm oco ocu ocx oea oeb oec oee oeh oem oeo oex oha ohc ohe ohh ohm oho ohu om- oma omb omc ome omh omm omo omu omx oo- ooa oob ooc ooh oom ooo oox ou- oua ouc oue ouh oum ouo ox- oxa oxb oxc oxo oxx ua- uaa uab uac uae uah uam uao uau uba ubb ubc ube ubh ubo ubu ubx uca ucb ucc uce uch ucm uco ucu uea ueb uec uee ueh uem uha uhb uhc uhe uhh uhm uho uhu um- uma umb umc ume umh umm umo umu uoa uob uoc uoe uom uoo uox uua uuc uue uum uuu uxb uxc uxo uxu xaa xac xam xau xbc xbe xbx xcb xch xcx xee xem xeu xex xma xmc xmh xmm xmo xmu xmx xoa xoc xom xoo xox xue xxo xxx

-hou a-be a-ha aaaa aaab aaac aaae aaah aaam aaba aabb aabc aabh aabm aaca aacb aacc aace aach aacm aaco aacu aaea aaec aaem aaha aama aamb aamc aame aamo aaoe aaoo abaa abab abac abae abam abau abax abb- abba abbb abbe abbo abca abcb abcc abch abec abee abha abhm abho abma abmb abmc aboa abob aboh aboo abou abox abua abue abum acaa acab acac acae acba acca accc acce acch accm acco accu ace- acea acec aceh acem acha ache achh acho achu acma acmc acme acmh acmu acoa acoe acoh acom acou acu- acue acum acuo aeac aecb aeom ahab ahac ahah aham ahau ahem ahex ahha ahmc ahme ahoa ahoe ahom ahua ahum amaa amac amae amah amam amax amb- amba ambe ambo ambu ambx amca amcc amco amec amee ameu amex amm- amma amme ammo ammu amob amoc amoo amou amua amum aoah aoba aoca aoce aoeu aoma auaa aube auca auce auch auhx auma auxa axce axo- axoa axum axxo ba-x baaa baah baam baba babb babe babm babo babu bac- baca bacc bace bach baco baha baho bahu bama bamb bamc bame bamm bamu baoh bau- baum baux bbau bbbb bbch bbcm bbeb bbox bcaa bcam bcbc bcca bccc bccm bcec bche bcma bcuc beah beam beau beba bebb bebe bebo beca bech becu beeb beem behm bema beme bemu beo- beux bhao bhca bhcc bhuu bmaa bmce bmoc boab boac boba bobb bobe bobo bobu boca boce boch bocm boco bocu boea boec boee boeo boha bohm boho bohu boma bomb bome bomu boob booc booe booh boom boox boua boue bouh boum boxa buba bubb bube bubo bubu buca bucc buce buch buco bucu buea buem bueu buha buhe buho bum- buma bumb buxa c-bo caaa caab caac caah caam caba cabe cabo cabu cac- caca cacc cace cach cacm caco caec caem caeu caex caha cahe cama camb camc came camh camm camo camx cauc caum cauo caux caxa cbac cbax cbbc cbca cbcc cbce cbcm cbcu cbea cbec cbee cbha cbme cbox cbux cbxa ccaa ccab ccac ccam ccba ccbc ccca cccb cccc cccm cccu ccee ccha cche ccma ccmb ccmc ccmm ccob ccoc ccom ccuc