-ey bbb bbd bbe bbm bbo bby bdb bdd bde bdm bdo bdy be- beb bed bee bem beo bey bmb bmd bme bmm bmo bob bod boe bom boo boy by- byd bye bym byo dbb dbd dbe dbm dbo dby ddb ddd dde ddm ddo ddy de- deb ded dee dem deo dey dmb dmd dme dmm dmo dob dod doe dom doo doy dy- dyb dyd dye dym dyo dyy ebb ebd ebe ebm ebo eby ed- edb edd ede edm edo edy eeb eed eee eem eeo eey em- emb emd eme emm emo eo- eob eod eoe eom eoo eyd eye eym eyo m-o mbb mbd mbe mbm mbo mdb mdd mde mdm mdo mdy meb med mee mem meo mey mmb mmd mme mmm mmo mob mod moe mom moo moy my- myb myd mye mym myo ob- obb obd obe obm obo oby odb odd ode odm odo oeb oed oee oem oeo oey om- omb omd ome omm omo omy oo- oob ood oom ooo oyd oye oyo ybe ybm yby yde ydo ydy yeb yed yee yem yeo yey yme ymm ymo yob yod yoe yom yoo yoy yyb yye yyy