a-a a-b aaa aab aad aag aak aam aao aar aau ab- aba abb abd abg abk abm abo abr abu ad- ada adb add adg adk adm ado adr adu ag- aga agb agd agg agk agm ago agr agu aka akb akd akg akk akm ako akr aku ama amb amd amg amk amm amo amr amu aoa aob aod aog aok aom aoo aor aou ar- ara arb ard arg ark arm aro arr aru au- aua aub aud aug auk aum auo aur b-u baa bab bad bag bak bam bao bar bau bba bbb bbd bbg bbk bbm bbo bbr bbu bda bdb bdd bdg bdk bdm bdo bdr bdu bga bgb bgd bgg bgk bgm bgo bgr bgu bka bkb bkg bkk bkm bko bkr bma bmb bmd bmg bmk bmm bmo bmr bmu boa bob bod bog bok bom boo bor bou bra brb brd brg brk brm bro brr bru bua bub bud bug buk bum buo bur buu daa dab dad dag dak dam dao dar dau dba dbb dbd dbg dbk dbm dbo dbr dbu dda ddb ddd ddg ddk ddm ddo ddr ddu dga dgd dgg dgk dgm dgr dgu dka dkb dkg dkk dkm dko dkr dku dma dmb dmd dmg dmk dmm dmo dmr dmu doa dob dod dog dok dom doo dor dou dra drb drd drg drk drm dro drr dru dua dub dud dug duk dum duo dur g-d gaa gab gad gag gak gam gao gar gau gba gbd gbg gbk gbm gbo gbr gbu gda gdb gdd gdk gdm gdo gdr gdu gga ggb ggd ggg ggm ggo ggr ggu gka gkb gkd gkm gko gma gmb gmd gmg gmm gmo gmr goa gob god gog gok gom goo gor gou gra grb grd grg grk grm gro grr gru gu- gua gub gud gug guk gum guo gur guu ka- kaa kab kad kag kak kam kao kar kau kba kbb kbd kbk kbm kbo kbr kbu kda kdb kdg kdk kdm kdo kdr kdu kga kgb kgd kgm kgo kgu kkb kkk kkm kkr kku kma kmb kmd kmg kmk kmm kmo kmu koa kob kod kog kok kom koo kor kou kra krd krg krk kro krr kru kub kud kug kuk kum kur kuu m-o m-r maa mab mad mag mak mam mao mar mau mba mbb mbd mbg mbk mbm mbo mbr mbu mda mdb mdd mdg mdk mdm mdo mdr mdu mga mgb mgd mgk mgm mgo mgr mgu mka mkb mkd mkg mkk mkm mko mkr mku mma mmb mmd mmg mmk mmm mmo mmr mmu moa mob mod mog mok mom moo mor mou mra mrb mrd mrg mrk mrm mro mrr mru mua mub mud mug muk mum mur muu oaa oab oad oag oak oam oao oar oau ob- oba obb obd obg obk obm obo obr obu oda odb odd odg odm odo odr odu oga ogd ogg ogo oka okb okd okg okk oko okr oku om- oma omb omd omg omm omo omr omu oo- ooa oob ood oog ook oom ooo oor or- ora orb ord org ork orm oro orr oru ou- oua oud ouk oum ouo our ra- raa rab rad rag rak ram rao rar rau rba rbb rbd rbg rbk rbm rbo rbr rbu rda rdb rdd rdg rdm rdo rdr rdu rga rgb rgd rgg rgk rgo rgr rkb rkg rkk rkm rko rku rma rmb rmd rmg rmm rmo rmr roa rob rod rog rok rom roo ror rou rra rrb rrd rrg rrk rrm rrr rru rua rub rud rug ruk rum ruo rur ruu ua- uaa uab uad uag uak uam uao uar uau uba ubb ubg ubk ubo ubr ubu uda udb udd udg udk udm udo udr udu uga ugb ugg ugk ugm ugo ugr ugu uka ukb ukk ukr uku um- uma umb umd umg umm umo umr umu uoa uob uod uog uok uom uoo uor ur- ura urb urd urg urk urm uro urr uru uua uug uum uur uuu