a-a a-b aaa aab aad aae aam aao aas aau aav ab- aba abb abd abe abm abo abs abu abv ad- ada adb add ade adm ado ads adu adv aea aeb aed aee aem aeo aes aeu aev ama amb amd ame amm amo ams amu amv aoa aob aod aoe aom aoo aos aou aov as- asa asb asd ase asm aso ass asu asv au- aua aub aud aue aum auo aus auv av- ava avb avd ave avm avo avs avu b-u baa bab bad bae bam bao bas bau bav bba bbb bbd bbe bbm bbo bbs bbu bda bdb bdd bde bdm bdo bds bdu bdv be- bea beb bed bee bem beo bes beu bev bma bmb bmd bme bmm bmo bms bmu bmv boa bob bod boe bom boo bos bou bov bsa bsb bsd bse bsm bso bss bsu bsv bua bub bud bue bum buo bus buu bva bvb bvd bve bvm bvo bvs bvu bvv daa dab dad dae dam dao das dau dav dba dbb dbd dbe dbm dbo dbs dbu dbv dda ddb ddd dde ddm ddo dds ddu de- dea deb ded dee dem deo des deu dev dma dmb dmd dme dmm dmo dms dmu dmv doa dob dod doe dom doo dos dou dov dsa dsb dsd dse dsm dso dss dsu dsv dua dub dud due dum duo dus duv dva dvb dvd dve dvm dvs dvu eaa eab ead eae eam eao eas eau eav eba ebb ebd ebe ebm ebo ebs ebu ebv ed- eda edb edd ede edm edo eds edu eea eeb eed eee eem eeo ees eev em- ema emb emd eme emm emo ems emu emv eo- eoa eob eod eoe eom eoo eos eou es- esa esb esd ese esm eso ess esu esv eu- eua eub eud eue eus euv eva evb evd eve evm evo evs evv m-o m-v maa mab mad mae mam mao mas mau mav mba mbb mbd mbe mbm mbo mbs mbu mbv mda mdb mdd mde mdm mdo mds mdu mdv mea meb med mee mem meo mes meu mev mma mmb mmd mme mmm mmo mms mmu mmv moa mob mod moe mom moo mos mou mov msa msb msd mse msm mso mss msu msv mua mub mud mue mum mus muu mva mvb mvd mve mvm mvo mvs mvv oaa oab oad oae oam oao oas oau oav ob- oba obb obd obe obm obo obs obu obv oda odb odd ode odm odo ods odu odv oea oeb oed oee oem oeo oes om- oma omb omd ome omm omo oms omu omv oo- ooa oob ood oom ooo oos oov os- osa osb osd ose osm oso oss osu osv ou- oua oud oue oum ouo ous ov- ova ovb ovd ove ovo ovs ovv saa sab sad sae sam sao sas sau sav sba sbb sbd sbe sbm sbo sbs sbu sbv sda sdb sdd sde sdm sdo sds sdu sdv se- sea seb sed see sem seo ses seu sev sma smb smd sme smm smo sms smu smv soa sob sod soe som soo sos sou sov ss- ssa ssb ssd sse ssm sso sss ssu ssv sua sub sud sue sum suo sus suu suv sva svb svd sve svm svo svs svu svv ua- uaa uab uad uae uam uao uas uau uav uba ubb ube ubo ubs ubu ubv uda udb udd ude udm udo uds udu udv uea ueb ued uee uem ues um- uma umb umd ume umm umo ums umu uoa uob uod uoe uom uoo uos usa usb usd use usm uso uss usu usv uua uue uum uus uuu uva uvb uve uvm uvo uvs uvu uvv v-a v-e vaa vab vad vae vam vao vas vau vav vba vbd vbm vbo vbs vbv vdb vdd vde vdm vdo vds vdu vdv vea veb ved vee vem veo ves veu vm- vma vmd vmm vmo vmu voa vob vod voe vom voo vos vou vov vsa vsb vsd vse vsm vso vss vsu vsv vue vum vus vuv vva vvb vvm vvo vvs vvv