-er -ey bbb bbc bbe bbf bbg bbm bbo bbr bby bcb bcc bce bcf bcg bcm bco bcr bcy be- beb bec bee bef beg bem beo ber bey bfb bfc bfe bff bfg bfm bfo bfr bfy bgb bgc bge bgf bgg bgm bgo bgr bmb bmc bme bmf bmg bmm bmo bmr bob boc boe bof bog bom boo bor boy brb bre brf brg brm bro brr bry by- byc bye byf byg bym byo byr c-- cbb cbc cbe cbf cbg cbm cbo cbr cby ccb ccc cce ccf ccg ccm cco ccr ce- ceb cec cee cef ceg cem ceo cer cey cfb cfc cfe cff cfg cfm cfo cfr cgb cgc cge cgg cgm cgo cgr cgy cmb cmc cme cmf cmg cmm cmo cmr cmy co- cob coc coe cof cog com coo cor coy crb crc cre crf crg crm cro crr cry cyb cyc cye cyf cyg cym cyo cyr ebb ebc ebe ebf ebg ebm ebo ebr eby ec- ecb ecc ece ecf ecg ecm eco ecr eeb eec eee eef eeg eem eeo eer eey ef- efb efc efe eff efg efm efo efr egb egc ege egf egg egm ego egr egy em- emb emc eme emf emg emm emo emr eo- eob eoc eoe eof eog eom eoo eor erb erc ere erf erg erm ero err ery eyc eye eym eyo eyr fbb fbc fbe fbf fbg fbm fbo fbr fcb fcc fce fcf fcg fcm fco fcr fcy feb fec fee fef feg fem feo fer fey ffc ffe fff ffg ffm ffo ffr ffy fgb fgc fge fgf fgg fgm fgr fmb fmc fme fmf fmg fmm fmo fmr fob foc foe fof fog fom foo for foy frb frc fre frf frg frm fro frr fry fy- fyb fyc fye fyo gbc gbe gbf gbg gbm gbo gbr gby gcb gcc gce gcf gcg gcm gco gcr ge- geb gec gee gef geg gem geo ger gey gfb gfc gfe gff gfm gfo gfr gfy ggb ggc ggg ggm ggo ggr gmb gmc gme gmf gmg gmm gmo gmr gmy gob goc goe gof gog gom goo gor goy grb grc gre grf grg grm gro grr gry gy- gyb gye gyf gym gyo gyr m-f m-o m-r mbb mbc mbe mbf mbg mbm mbo mbr mc- mcb mcc mce mcf mcg mcm mco mcr meb mec mee mef meg mem meo mer mey mfb mfc mfe mff mfg mfm mfo mfr mfy mgb mgc mge mgf mgm mgo mgr mgy mmb mmc mme mmf mmg mmm mmo mmr mob moc moe mof mog mom moo mor moy mrb mrc mre mrf mrg mrm mro mrr mry my- myb myc mye myf myg mym myo myr ob- obb obc obe obf obg obm obo obr oby oc- ocb occ ocf ocg ocm oco ocr oeb oec oee oef oeg oem oeo oer oey of- ofb ofc ofe off ofg ofm ofo ofr ogc oge ogf ogg ogo ogy om- omb omc ome omf omg omm omo omr omy oo- oob ooc oof oog oom ooo oor or- orb orc ore orf org orm oro orr ory oye oyo rbb rbc rbe rbf rbg rbm rbo rbr rcb rcc rce rcf rcg rcm rco rcr re- reb rec ree ref reg rem reo rer rey rfb rfc rfe rff rfg rfm rfo rfr rgb rgc rge rgf rgg rgo rgr rmb rmc rme rmf rmg rmm rmo rmr rob roc roe rof rog rom roo ror roy rrb rrc rrf rrg rrm rrr ry- ryc rye ryf ryg rym ryo ryr ryy ybc ybe ybf ybg ybm ybr yby ycc yce ycf yco ycy yeb yec yee yef yeg yem yeo yer yey yfc yfe yff yfm yfr ygc ygm ygo ymc yme ymg ymm ymo yob yoc yoe yof yog yom yoo yor yoy yrc yre yrf yrg yro yyb yyc yye yyf yyg yyy