-er b-u bbb bbe bbh bbm bbn bbr bbu be- beb bee beh bem ben ber beu bhb bhe bhh bhm bhr bhu bmb bme bmh bmm bmn bmr bmu bnb bne bnn bnr bnu brb bre brh brm brn brr bru bub bue buh bum bun bur buu ebb ebe ebh ebm ebn ebr ebu eeb eee eem een eer ehb ehe ehh ehm ehn ehr ehu em- emb eme emh emm emn emr emu en- enb ene enh enm enn enr enu erb ere erh erm ern err eru eu- eub eue eun eur hbb hbe hbh hbm hbn hbr hbu he- heb hee heh hem hen her heu hhb hhe hhh hhm hhn hhr hhu hmb hme hmh hmm hmr hmu hnb hne hnh hnn hnu hr- hrb hre hrh hrm hrn hrr hru hub hue huh hum hun hur huu m-r mbb mbe mbh mbm mbr mbu meb mee meh mem men mer meu mhh mhm mhn mhr mhu mmb mme mmh mmm mmn mmr mmu mnb mne mnm mnn mnr mnu mrb mre mrh mrm mrn mrr mru mub mue muh mum mun mur muu nbb nbe nbm nbn nbr nbu ne- neb nee neh nem nen ner neu nhb nhe nhh nhm nhn nhr nhu nmb nme nmh nmm nmn nmr nmu nnb nne nnh nnm nnn nnu nrb nre nrm nrn nrr nru nub nue nuh num nun nur nuu rbb rbe rbh rbm rbn rbr rbu re- reb ree reh rem ren rer reu rh- rhb rhe rhh rhm rhn rhr rhu rmb rme rmh rmm rmn rmr rnb rnh rnm rnn rnr rnu rrb rrh rrm rrn rrr rru rub rue ruh rum run rur ruu ubb ube ubh ubn ubr ubu ueb uee ueh uem uen uer uhb uhe uhh uhm uhr uhu um- umb ume umh umm umn umr umu un- unb une unh unm unn unr unu ur- urb ure urm urn urr uru uue uum uun uur uuu