a-a a-b aaa aab aaf aag aah aam aao aar aau ab- aba abb abf abg abh abm abo abr abu af- afa afb aff afg afh afm afo afr afu ag- aga agb agf agg agh agm ago agr agu aha ahb ahf ahg ahh ahm aho ahr ahu ama amb amf amg amh amm amo amr amu aoa aob aof aog aoh aom aoo aor aou ar- ara arb arf arg arh arm aro arr aru au- aua aub auf aug auh aum auo aur b-u baa bab baf bag bah bam bao bar bau bba bbb bbf bbg bbh bbm bbo bbr bbu bfa bfb bff bfg bfh bfm bfo bfr bfu bga bgb bgf bgg bgh bgm bgo bgr bgu bha bhb bhf bhg bhh bhm bho bhr bhu bma bmb bmf bmg bmh bmm bmo bmr bmu boa bob bof bog boh bom boo bor bou bra brb brf brg brh brm bro brr bru bua bub buf bug buh bum buo bur buu faa fab faf fag fah fam fao far fau fba fbb fbf fbg fbh fbm fbo fbr fbu ffa fff ffg ffh ffm ffo ffr ffu fga fgb fgf fgg fgh fgm fgr fha fhb fhf fhg fhh fhm fho fhr fma fmb fmf fmg fmh fmm fmo fmr fmu foa fob fof fog foh fom foo for fou fra frb frf frg frh frm fro frr fru fua fub fuf fug fum fuo fur fuu gaa gab gaf gag gah gam gao gar gau gba gbf gbg gbh gbm gbo gbr gbu gfa gfb gff gfh gfm gfo gfr gga ggb ggg ggh ggm ggo ggr ggu gha ghb ghg ghh gho ghr gma gmb gmf gmg gmh gmm gmo gmr goa gob gof gog goh gom goo gor gou gra grb grf grg grh grm gro grr gru gu- gua gub guf gug gum guo gur guu haa hab haf hag hah ham hao har hau hba hbb hbf hbg hbh hbm hbo hbr hbu hfa hfb hff hfg hfh hfm hfo hfr hfu hga hgb hgf hgg hgh hgm hgo hgr hgu hha hhb hhf hhg hhh hhm hho hhr hhu hma hmb hmf hmg hmh hmm hmo hmr hmu hoa hob hof hog hoh hom hoo hor hou hr- hra hrb hrf hrg hrh hrm hro hrr hru hua hub huf hug huh hum huo hur huu m-f m-o m-r maa mab maf mag mah mam mao mar mau mba mbb mbf mbg mbh mbm mbo mbr mbu mfa mfb mff mfg mfh mfm mfo mfr mfu mga mgb mgf mgh mgm mgo mgr mgu mha mhf mhg mhh mhm mho mhr mhu mma mmb mmf mmg mmh mmm mmo mmr mmu moa mob mof mog moh mom moo mor mou mra mrb mrf mrg mrh mrm mro mrr mru mua mub muf mug muh mum mur muu oaa oab oaf oag oah oam oao oar oau ob- oba obb obf obg obh obm obo obr obu of- ofa ofb off ofg ofm ofo ofr ofu oga ogf ogg ogh ogo oha ohf ohg ohh ohm oho ohr ohu om- oma omb omf omg omh omm omo omr omu oo- ooa oob oof oog ooh oom ooo oor or- ora orb orf org orh orm oro orr oru ou- oua ouf ouh oum ouo our ra- raa rab raf rag rah ram rao rar rau rba rbb rbf rbg rbh rbm rbo rbr rbu rfa rfb rff rfg rfh rfm rfo rfr rfu rga rgb rgf rgg rgh rgo rgr rh- rha rhb rhf rhg rhh rhm rho rhr rhu rma rmb rmf rmg rmh rmm rmo rmr roa rob rof rog roh rom roo ror rou rra rrb rrf rrg rrh rrm rrr rru rua rub ruf rug ruh rum ruo rur ruu ua- uaa uab uaf uag uah uam uao uar uau uba ubb ubf ubg ubh ubo ubr ubu ufa uff ufg ufh ufm ufo ufr ufu uga ugb ugf ugg ugh ugm ugo ugr ugu uha uhb uhf uhh uhm uho uhr uhu um- uma umb umf umg umh umm umo umr umu uoa uob uog uom uoo uor ur- ura urb urf urg urm uro urr uru uua uug uum uur uuu

-hou a-fu a-ha aaaa aaab aaaf aaah aaam aaar aaba aabb aabh aabm aafa aafb aaff aagh aaha aama aamb aamo aamr aaoo aara aarm aaro aaru abaa abab abaf abag abam abar abau abb- abba abbb abbo abbr abff abha abhm abho abhr abma abmb aboa abob abof aboh aboo abor abou abra abro abua abuf abug abum afaa afam afao afar affa affo afgf afgh afma afoa afog afoo afor afr- afra afrm afro afru afua ag-o agag agam agao agar agau agba agbo agfa agga aggu agha agma agob agog agoo agou agra agro agua agur ahab ahah aham ahar ahau ahfa ahha ahoa ahog ahom ahor ahra ahrr ahua ahug ahum amaa amag amah amam amar amb- amba ambo ambr ambu amfm amfr amga amm- amma ammo ammu amob amof amog amoo amor amou amra amro amua amum amur aoah aoba aogm aoma aomg aora aorb aouf arab araf arag arah aram arar arau arba arbh arfa arfb arff arfu arga argb argh argo arh- arma armh armm armo armu aroa arob arom aroo aror arr- arra arrg arrh arro arrr arru arua arub arug arum auaa auga auma aur- aura auro auug baaa baaf baah baam baar baba babb babm babo babr babu baff bafo baga bagg bagh bago baha baho bahr bahu bama bamb bamf bamm bamu baoh bar- bara barb barf barg barh barm baro barr baru bau- bauf baug baum baur bbau bbbb bbga bbgm bbmg bbrg bfgf bhag bhao bhar bhff bhog bhor bhra bhur bhuu bmaa bmag boab boag boar boba bobb bobo bobu bofa boff bofh bofu boga bogg bogh bogo boha bohm boho bohr bohu boma bomb bomu boob boof boog booh boom boor bor- bora borf borg