-er -ey bbb bbd bbe bbm bbo bbr bbs bby bdb bdd bde bdm bdo bdr bds bdy be- beb bed bee bem beo ber bes bey bmb bmd bme bmm bmo bmr bms bob bod boe bom boo bor bos boy brb brd bre brm bro brr brs bry bsb bsd bse bsm bso bsr bss bsy by- byd bye bym byo byr bys dbb dbd dbe dbm dbo dbr dbs dby ddb ddd dde ddm ddo ddr dds ddy de- deb ded dee dem deo der des dey dmb dmd dme dmm dmo dmr dms dob dod doe dom doo dor dos doy drb drd dre drm dro drr drs dry dsb dsd dse dsm dso dsr dss dsy dy- dyb dyd dye dym dyo dyr dys dyy ebb ebd ebe ebm ebo ebr ebs eby ed- edb edd ede edm edo edr eds edy eeb eed eee eem eeo eer ees eey em- emb emd eme emm emo emr ems eo- eob eod eoe eom eoo eor eos erb erd ere erm ero err ers ery es- esb esd ese esm eso esr ess esy eyd eye eym eyo eyr eys m-o m-r mbb mbd mbe mbm mbo mbr mbs mdb mdd mde mdm mdo mdr mds mdy meb med mee mem meo mer mes mey mmb mmd mme mmm mmo mmr mms mob mod moe mom moo mor mos moy mrb mrd mre mrm mro mrr mrs mry msb msd mse msm mso msr mss msy my- myb myd mye mym myo myr mys ob- obb obd obe obm obo obr obs oby odb odd ode odm odo odr ods oeb oed oee oem oeo oer oes oey om- omb omd ome omm omo omr oms omy oo- oob ood oom ooo oor oos or- orb ord ore orm oro orr ors ory os- osb osd ose osm oso osr oss oyd oye oyo oys rbb rbd rbe rbm rbo rbr rbs rdb rdd rde rdm rdo rdr rds rdy re- reb red ree rem reo rer res rey rmb rmd rme rmm rmo rmr rms rob rod roe rom roo ror ros roy rrb rrd rrm rrr rrs rsb rsd rse rsm rso rsr rss ry- ryd rye rym ryo ryr rys ryy sbb sbd sbe sbm sbo sbr sbs sby sdb sdd sde sdm sdo sdr sds sdy se- seb sed see sem seo ser ses sey smb smd sme smm smo smr sms smy sob sod soe som soo sor sos soy sr- srb srd sre srm sro srr srs sry ss- ssb ssd sse ssm sso ssr sss sy- syb syd sye sym syr sys ybe ybm ybr ybs yby yde ydo yds ydy yeb yed yee yem yeo yer yes yey yme ymm ymo yms yob yod yoe yom yoo yor yos yoy yre yro yrs ysb yse ysm yso ysr yss ysy yyb yye yys yyy