-er -ey b-u bbb bbe bbi bbm bbr bbt bbu bby be- beb bee bei bem ber bet beu bey bi- bib bie bii bim bir bit biu biy bmb bme bmi bmm bmr bmt bmu brb bre bri brm brr brt bru bry btb bte bti btm btr btt btu bty bub bue bui bum bur but buu buy by- bye byi bym byr byt byu ebb ebe ebi ebm ebr ebt ebu eby eeb eee eem eer eet eey eib eie eii eim eir eit eiu em- emb eme emi emm emr emt emu erb ere eri erm err ert eru ery etb ete eti etm etr ett etu ety eu- eub eue eui eur eut eye eym eyr eyt ibb ibe ibi ibm ibr ibt ibu iby ie- iee iei iem ier iet iey iib iie iii iim iir iit iiu im- imb ime imi imm imt imu imy ir- irb ire iri irm irr irt iru iry itb ite iti itm itt itu ity iu- iub iue iui ium iur iut iye iym iyr iyt iyy m-r mbb mbe mbi mbm mbr mbt mbu meb mee mei mem mer met meu mey mi- mib mie mii mim mir mit miu miy mmb mme mmi mmm mmr mmt mmu mrb mre mri mrm mrr mrt mru mry mtb mte mti mtm mtr mtt mtu mub mue mui mum mur mut muu muy my- myb mye mym myr myt myu rbb rbe rbi rbm rbr rbt rbu re- reb ree rei rem rer ret reu rey rib rie rii rim rir rit riy rmb rme rmi rmm rmr rmt rrb rri rrm rrr rrt rru rtb rte rti rtm rtr rtt rtu rty rub rue rui rum rur rut ruu ruy ry- rye rym ryr ryu ryy tbb tbe tbi tbm tbr tbt tbu te- teb tee tei tem ter tet teu tey tib tie tii tim tir tit tiu tiy tmb tme tmi tmm tmr tmt tmu tmy trb tre tri trm trr trt tru try ttb tte tti ttm ttr ttt ttu tty tub tue tui tum tur tut tuu tuy tye tym tyr tyt ubb ube ubi ubr ubt ubu uby ueb uee uei uem uer uet uey uib uie uii uim uir uit uiu um- umb ume umi umm umr umt umu ur- urb ure uri urm urr urt uru ury utb ute uti utm utr utt utu uty uue uum uur uut uuu uyi uyu ybe ybi ybm ybr yby yeb yee yei yem yer yet yey yie yii yim yir yit yme ymi ymm ymt yre yrt yru yte ytm ytr ytt ytu yue yui yum yur yut yuu yuy yyb yye yyt yyu yyy