-er -ey bbb bbe bbi bbm bbr bbt bby be- beb bee bei bem ber bet bey bi- bib bie bii bim bir bit biy bmb bme bmi bmm bmr bmt brb bre bri brm brr brt bry btb bte bti btm btr btt bty by- bye byi bym byr byt ebb ebe ebi ebm ebr ebt eby eeb eee eem eer eet eey eib eie eii eim eir eit em- emb eme emi emm emr emt erb ere eri erm err ert ery etb ete eti etm etr ett ety eye eym eyr eyt ibb ibe ibi ibm ibr ibt iby ie- iee iei iem ier iet iey iib iie iii iim iir iit im- imb ime imi imm imt imy ir- irb ire iri irm irr irt iry itb ite iti itm itt ity iye iym iyr iyt iyy m-r mbb mbe mbi mbm mbr mbt meb mee mei mem mer met mey mi- mib mie mii mim mir mit miy mmb mme mmi mmm mmr mmt mrb mre mri mrm mrr mrt mry mtb mte mti mtm mtr mtt my- myb mye mym myr myt rbb rbe rbi rbm rbr rbt re- reb ree rei rem rer ret rey rib rie rii rim rir rit riy rmb rme rmi rmm rmr rmt rrb rri rrm rrr rrt rtb rte rti rtm rtr rtt rty ry- rye rym ryr ryy tbb tbe tbi tbm tbr tbt te- teb tee tei tem ter tet tey tib tie tii tim tir tit tiy tmb tme tmi tmm tmr tmt tmy trb tre tri trm trr trt try ttb tte tti ttm ttr ttt tty tye tym tyr tyt ybe ybi ybm ybr yby yeb yee yei yem yer yet yey yie yii yim yir yit yme ymi ymm ymt yre yrt yte ytm ytr ytt yyb yye yyt yyy