a-a a-b aaa aab aad aag aah aak aan aar aau ab- aba abb abd abg abh abk abn abr abu ad- ada adb add adg adh adk adn adr adu ag- aga agb agd agg agh agk agn agr agu aha ahb ahd ahg ahh ahk ahn ahr ahu aka akb akd akg akh akk akn akr aku an- ana anb and ang anh ank ann anr anu ar- ara arb ard arg arh ark arn arr aru au- aua aub aud aug auh auk aun aur b-u baa bab bad bag bah bak ban bar bau bba bbb bbd bbg bbh bbk bbn bbr bbu bda bdb bdd bdg bdh bdk bdr bdu bga bgb bgd bgg bgh bgk bgn bgr bgu bha bhb bhd bhg bhh bhk bhr bhu bka bkb bkg bkk bkn bkr bna bnb bnd bng bnk bnn bnr bnu bra brb brd brg brh brk brn brr bru bua bub bud bug buh buk bun bur buu daa dab dad dag dah dak dan dar dau dba dbb dbd dbg dbh dbk dbn dbr dbu dda ddb ddd ddg ddh ddk ddn ddr ddu dga dgd dgg dgh dgk dgn dgr dgu dh- dha dhb dhd dhh dhk dhr dhu dka dkb dkg dkk dkr dku dna dnb dnd dng dnh dnk dnn dnr dra drb drd drg drk drn drr dru dua dub dud dug duh duk dun dur g-d gaa gab gad gag gah gak gan gar gau gba gbd gbg gbh gbk gbn gbr gbu gda gdb gdd gdh gdk gdn gdr gdu gga ggb ggd ggg ggh ggn ggr ggu gha ghb ghd ghg ghh ghn ghr gka gkb gkd gkh gkn gna gnb gnd gnn gnr gnu gra grb grd grg grh grk grn grr gru gu- gua gub gud gug guk gun gur guu haa hab had hag hah hak han har hau hba hbb hbd hbg hbh hbk hbn hbr hbu hda hdb hdd hdg hdh hdk hdn hdr hdu hga hgb hgg hgh hgk hgn hgr hgu hha hhb hhd hhg hhh hhk hhn hhr hhu hka hkb hkd hkg hkh hkk hkn hkr hku hna hnb hnd hng hnh hnk hnn hnu hr- hra hrb hrd hrg hrh hrk hrn hrr hru hua hub hud hug huh huk hun hur huu ka- kaa kab kad kag kah kak kan kar kau kba kbb kbd kbh kbk kbn kbr kbu kda kdb kdg kdh kdk kdr kdu kga kgb kgd kgh kgu kha khh khk khn khr khu kkb kkh kkk kkn kkr kku kn- kna knd kng knk knn knr knu kra krd krg krk krn krr kru kub kud kug kuh kuk kun kur kuu naa nab nad nag nah nak nan nar nau nba nbb nbd nbg nbk nbn nbr nbu nda ndb ndd ndg ndh ndk ndn ndr ndu nga ngb ngd ngg ngh ngk ngn ngu nha nhb nhd nhg nhh nhk nhn nhr nhu nka nkk nkn nkr nku nna nnb nng nnh nnk nnn nnu nra nrb nrd nrg nrk nrn nrr nru nua nub nud nug nuh nuk nun nur nuu ra- raa rab rad rag rah rak ran rar rau rba rbb rbd rbg rbh rbk rbn rbr rbu rda rdb rdd rdg rdh rdn rdr rdu rga rgb rgd rgg rgh rgk rgn rgr rh- rha rhb rhd rhg rhh rhn rhr rhu rkb rkg rkk rku rna rnb rnd rng rnh rnn rnr rnu rra rrb rrd rrg rrh rrk rrn rrr rru rua rub rud rug ruh ruk run rur ruu ua- uaa uab uad uag uah uak uan uar uau uba ubb ubg ubh ubk ubn ubr ubu uda udb udd udg udk udn udr udu uga ugb ugg ugh ugk ugn ugr ugu uha uhb uhd uhh uhr uhu uka ukb ukk ukn ukr uku un- una unb und ung unh unk unn unr unu ur- ura urb urd urg urk urn urr uru uua uug uun uur uuu