a-a a-b a-t aaa aab aae aak aam aao aat aau ab- aba abb abe abk abm abo abt abu aea aeb aee aek aem aeo aet aeu aka akb ake akk akm ako aku ama amb ame amk amm amo amt amu aoa aob aoe aok aom aoo aot aou at- ata atb ate atm ato att atu au- aua aub aue auk aum auo aut b-u baa bab bae bak bam bao bat bau bba bbb bbe bbk bbm bbo bbt bbu be- bea beb bee bek bem beo bet beu bka bkb bke bkk bkm bko bkt bma bmb bme bmk bmm bmo bmt bmu boa bob boe bok bom boo bot bou bta btb bte btk btm bto btt btu bua bub bue buk bum buo but buu eaa eab eae eak eam eao eat eau eba ebb ebe ebk ebm ebo ebt ebu eea eeb eee eek eem eeo eet eka ekb eke eko ekt eku em- ema emb eme emk emm emo emt emu eo- eoa eob eoe eok eom eoo eot eou eta etb ete etk etm eto ett etu eu- eua eub eue eut k-t ka- kaa kab kae kak kam kao kat kau kba kbb kbe kbk kbm kbo kbu ke- kea keb kee kek kem keo ket kkb kke kkk kkm kkt kku kma kmb kme kmk kmm kmo kmt kmu koa kob koe kok kom koo kot kou kta ktb kte ktk ktm kto ktt ktu kub kue kuk kum kut kuu m-o maa mab mae mak mam mao mat mau mba mbb mbe mbk mbm mbo mbt mbu mea meb mee mek mem meo met meu mka mkb mke mkk mkm mko mkt mku mma mmb mme mmk mmm mmo mmt mmu moa mob moe mok mom moo mot mou mta mtb mte mtk mtm mto mtt mtu mua mub mue muk mum mut muu oaa oab oae oak oam oao oat oau ob- oba obb obe obk obm obo obt obu oea oeb oee oem oeo oet oka okb oke okk oko oku om- oma omb ome omm omo omt omu oo- ooa oob ook oom ooo oot ot- ota otb ote otk otm oto ott otu ou- oua oue ouk oum ouo out taa tab tae tak tam tao tat tau tba tbb tbe tbk tbm tbo tbt tbu te- tea teb tee tek tem teo tet teu tka tkb tke tkk tkm tko tkt tma tmb tme tmk tmm tmo tmt tmu to- toa tob toe tok tom too tot tou tta ttb tte ttk ttm tto ttt ttu tua tub tue tuk tum tuo tut tuu ua- uaa uab uae uak uam uao uat uau uba ubb ube ubk ubo ubt ubu uea ueb uee uem uet uka ukb uke ukk uku um- uma umb ume umm umo umt umu uoa uob uoe uok uom uoo uot uta utb ute utk utm uto utt utu uua uue uum uut uuu