a-a a-b a-c aaa aab aac aae aah aam aao aav ab- aba abb abc abe abh abm abo abv ac- aca acb acc ace ach acm aco acv aea aeb aec aee aeh aem aeo aev aha ahb ahc ahe ahh ahm aho ahv ama amb amc ame amh amm amo amv aoa aob aoc aoe aoh aom aoo aov av- ava avb avc ave avh avm avo baa bab bac bae bah bam bao bav bba bbb bbc bbe bbh bbm bbo bca bcb bcc bce bch bcm bco bcv be- bea beb bec bee beh bem beo bev bha bhb bhc bhe bhh bhm bho bhv bma bmb bmc bme bmh bmm bmo bmv boa bob boc boe boh bom boo bov bva bvb bvc bve bvh bvm bvo bvv c-- caa cab cac cae cah cam cao cav cba cbb cbc cbe cbh cbm cbo cbv cca ccb ccc cce cch ccm cco ccv ce- cea ceb cec cee ceh cem ceo cev ch- cha chb chc che chh chm cho chv cma cmb cmc cme cmh cmm cmo cmv co- coa cob coc coe coh com coo cov cva cvb cvc cve cvh cvm cvo cvv eaa eab eac eae eah eam eao eav eba ebb ebc ebe ebh ebm ebo ebv ec- eca ecb ecc ece ech ecm eco ecv eea eeb eec eee eem eeo eev eha ehb ehc ehe ehh ehm eho ehv em- ema emb emc eme emh emm emo emv eo- eoa eob eoc eoe eoh eom eoo eva evb evc eve evh evm evo evv haa hab hac hae hah ham hao hav hba hbb hbc hbe hbh hbm hbo hbv hca hcb hcc hce hch hcm hco hcv he- hea heb hec hee heh hem heo hev hha hhb hhc hhe hhh hhm hho hhv hma hmb hmc hme hmh hmm hmo hmv hoa hob hoc hoe hoh hom hoo hov hv- hva hvb hvc hvm hvo hvv m-o m-v maa mab mac mae mah mam mao mav mba mbb mbc mbe mbh mbm mbo mbv mc- mca mcb mcc mce mch mcm mco mcv mea meb mec mee meh mem meo mev mha mhc mhh mhm mho mhv mma mmb mmc mme mmh mmm mmo mmv moa mob moc moe moh mom moo mov mva mvb mvc mve mvm mvo mvv oaa oab oac oae oah oam oao oav ob- oba obb obc obe obh obm obo obv oc- oca ocb occ och ocm oco ocv oea oeb oec oee oeh oem oeo oha ohc ohe ohh ohm oho om- oma omb omc ome omh omm omo omv oo- ooa oob ooc ooh oom ooo oov ov- ova ovb ovc ove ovh ovo ovv v-a v-e vaa vab vac vae vah vam vao vav vba vbc vbh vbm vbo vbv vca vcc vce vch vcm vco vea veb vec vee veh vem veo vh- vha vhb vhc vhe vho vm- vma vmc vmm vmo voa vob voc voe voh vom voo vov vva vvb vvc vvm vvo vvv

-vac a-be a-ha aaaa aaab aaac aaae aaah aaam aaav aaba aabb aabc aabh aabm aaca aacb aacc aace aach aacm aaco aacv aaea aaec aaem aaev aaha aama aamb aamc aame aamo aaoe aaoo aava abaa abab abac abae abam abb- abba abbb abbe abbo abca abcb abcc abch abec abee abha abhm abho abma abmb abmc aboa abob aboh aboo abov abva acaa acab acac acae acba acca accc acce acch accm acco ace- acea acec aceh acem acev acha ache achh acho acma acmc acme acmh acmv acoa acoe acoh acom acvv aeac aecb aeom aeva ahab ahac ahah aham ahem ahha ahmc ahme ahoa ahoe ahom ahva amaa amac amae amah amam amb- amba ambe ambo amca amcc amco amec amee amm- amma amme ammo amob amoc amoo aoah aoba aoca aoce aoma avab avao avcc avce avco avea avec aveh aveo avma avva avvo baaa baah baam baba babb babe babm babo bac- baca bacc bace bach baco baha baho bama bamb bamc bame bamm baoh bava bave bbbb bbch bbcm bbeb bcaa bcam bcbc bcca bccc bccm bcec bche bcma bcvo beah beam beav beba bebb bebe bebo beca bech beeb beem behm bema beme beo- bevo bhao bhca bhcc bmaa bmce bmoc bmvc boab boac boba bobb bobe bobo boca boce boch bocm boco boea boec boee boeo boha bohm boho boma bomb bome boob booc booe booh boom bova bove bovo c-bo caaa caab caac caah caam caba cabe cabo cac- caca cacc cace cach cacm caco caec caem caha cahe cama camb camc came camh camm camo cava cave cavo cbac cbbc cbca cbcc cbce cbcm cbea cbec cbee cbha cbme cbva cbvb cbve ccaa ccab ccac ccam ccba ccbc ccca cccb cccc cccm cccv ccee ccha cche ccma ccmb ccmc ccmm ccob ccoc ccom ccvo ceac ceba cec- ceca cece cecm ceco ceeb ceec ceem cema cemb ceme cemm ceva cevo chaa chab chac chae chah cham chao chav chca chce chch chcm chea cheb chec chee cheh chem chev chha chmb chmc chmo choc choh choo chov chvo cmaa cmac cmah cmba cmbc cmcc cmcv cmea cmec cmha cmhc cmmb cmmc cmoc coba cobb cobe cobh cobo coca coce coch coco coha coho com- coma comb comc come comm como coob cooh coom cova cove covo cvac cvca cvcc eaba eabh eaca eacc each eaec eama eame eaom eave ebac ebam ebba ebbc ebbo ebcc eboe eboo ecaa ecac ecam ecao ecbc ecbe ecca eccb eccc ecce eccm ecco ecem echa eche echo ecma eco- eeca eeea eeee eemo eeoc eeva ehaa ehav ehcc ehea eheh emac emae emam emba embe embo emcc emco emhc emma emme emoh evac evae evah evea evoe evoo haab haam haba habe habo hace haco haec haem haha haho hama hamc hame hamm hamo hava have hboc hcbc hcca hccb hccc hcch hcmc hcmm heah heam hebb hebe hebo heca hech heeb