a-a a-b aaa aab aad aaf aag aan aao aar aau ab- aba abb abd abf abg abn abo abr abu ad- ada adb add adf adg adn ado adr adu af- afa afb afd aff afg afn afo afr afu ag- aga agb agd agf agg agn ago agr agu an- ana anb and anf ang ann ano anr anu aoa aob aod aof aog aon aoo aor aou ar- ara arb ard arf arg arn aro arr aru au- aua aub aud auf aug aun auo aur b-u baa bab bad baf bag ban bao bar bau bba bbb bbd bbf bbg bbn bbo bbr bbu bda bdb bdd bdf bdg bdo bdr bdu bfa bfb bfd bff bfg bfn bfo bfr bfu bga bgb bgd bgf bgg bgn bgo bgr bgu bna bnb bnd bnf bng bnn bno bnr bnu boa bob bod bof bog bon boo bor bou bra brb brd brf brg brn bro brr bru bua bub bud buf bug bun buo bur buu daa dab dad daf dag dan dao dar dau dba dbb dbd dbf dbg dbn dbo dbr dbu dda ddb ddd ddf ddg ddn ddo ddr ddu dfa dfb dfd dff dfg dfn dfo dfr dfu dga dgd dgf dgg dgn dgr dgu dna dnb dnd dnf dng dnn dno dnr doa dob dod dof dog don doo dor dou dra drb drd drg drn dro drr dru dua dub dud duf dug dun duo dur faa fab fad faf fag fan fao far fau fba fbb fbd fbf fbg fbn fbo fbr fbu fda fdb fdd fdf fdg fdn fdo fdr fdu ffa ffd fff ffg ffn ffo ffr ffu fga fgb fgd fgf fgg fgn fgr fna fnb fnd fnf fng fnn fnr fnu foa fob fof fog fon foo for fou fra frb frd frf frg frn fro frr fru fua fub fud fuf fug fun fuo fur fuu g-d gaa gab gad gaf gag gan gao gar gau gba gbd gbf gbg gbn gbo gbr gbu gda gdb gdd gdf gdn gdo gdr gdu gfa gfb gfd gff gfo gfr gga ggb ggd ggg ggn ggo ggr ggu gna gnb gnd gnf gnn gno gnr gnu goa gob god gof gog gon goo gor gou gra grb grd grf grg grn gro grr gru gu- gua gub gud guf gug gun guo gur guu naa nab nad naf nag nan nao nar nau nba nbb nbd nbf nbg nbn nbo nbr nbu nda ndb ndd ndf ndg ndn ndo ndr ndu nfa nfb nfd nff nfn nfo nfr nfu nga ngb ngd ngf ngg ngn ngo ngu nna nnb nnf nng nnn nno nnu no- noa nob nod nof nog non noo nor nou nra nrb nrd nrf nrg nrn nro nrr nru nua nub nud nug nun nuo nur nuu oaa oab oad oaf oag oan oao oar oau ob- oba obb obd obf obg obn obo obr obu oda odb odd odf odg odn odo odr odu of- ofa ofb ofd off ofg ofn ofo ofr ofu oga ogd ogf ogg ogn ogo on- ona onb ond onf ong onn ono onr onu oo- ooa oob ood oof oog oon ooo oor or- ora orb ord orf org orn oro orr oru ou- oua oud ouf oun ouo our ra- raa rab rad raf rag ran rao rar rau rba rbb rbd rbf rbg rbn rbo rbr rbu rda rdb rdd rdf rdg rdn rdo rdr rdu rfa rfb rfd rff rfg rfn rfo rfr rfu rga rgb rgd rgf rgg rgn rgo rgr rna rnb rnd rng rnn rno rnr rnu roa rob rod rof rog ron roo ror rou rra rrb rrd rrf rrg rrn rrr rru rua rub rud ruf rug run ruo rur ruu ua- uaa uab uad uaf uag uan uao uar uau uba ubb ubf ubg ubn ubo ubr ubu uda udb udd udf udg udn udo udr udu ufa ufd uff ufg ufn ufo ufr ufu uga ugb ugf ugg ugn ugo ugr ugu un- una unb und unf ung unn uno unr unu uoa uob uod uog uon uoo uor ur- ura urb urd urf urg urn uro urr uru uua uug uun uur uuu

-ana a-do a-fu a-un aaaa aaab aaad aaaf aaan aaar aaba aabb aabd aada aadu aafa aafb aafd aaff aana aand aang aaon aaoo aara aard aaro aaru abaa abab abad abaf abag aban abar abau abb- abba abbb abbo abbr abda abdo abdu abff abgd abnu aboa abob abod abof abon aboo abor abou abra abro abua abud abuf abug abun adaa adab adad adag adan adao adar adba adda addd addn addo addr addu adfa adna adob adod adog adon adoo ador adra adro adua adub adun adur afaa afad afan afao afar afdb affa affo afgf afoa afog afoo afor afr- afra afro afru afua afud ag-o agad agag agan agao agar agau agba agbo agda agfa agga aggu agna agno agob agod agog agon agoo agou agra agro agua agun agur ana- anaa anab anad anag anan anao anar anau anba anbb anbo anbu and- anda ando andr anfa anfo ang- anga ango angu anna annb anno ano- anoa anod anon anor anua anub anuf anun aoba aonb aono aora aorb aorn aouf aoun arab arad araf arag aran arar arau arba arda ardf ardo ardu arfa arfb arff arfu arga argb argo arna arnd arng arno aroa arob arod aron aroo aror arr- arra arrg arro arrr arru arua arub arud arug arun auaa audo auga auna aung aur- aura aurd auro auug baaa baad baaf baan baar baba babb babo babr babu bada badb badd bado badr badu baff bafo baga bagg bagn bago bana band bang bann bano banr banu baon bar- bara barb bard barf barg barn baro barr baru bau- baud bauf baug baur bbad bbau bbbb bbdd bbdo bbfn bbga bbng bbrg bd-r bdna bdog bduf bfgf bgan bgon bgun bnor