-er -ey -ic bbb bbc bbe bbi bbm bbr bbs bby bcb bcc bce bci bcm bcr bcs bcy be- beb bec bee bei bem ber bes bey bi- bib bic bie bii bim bir bis biy bmb bmc bme bmi bmm bmr bms brb bre bri brm brr brs bry bsb bsc bse bsi bsm bsr bss bsy by- byc bye byi bym byr bys c-- cbb cbc cbe cbi cbm cbr cbs cby ccb ccc cce cci ccm ccr ccs ce- ceb cec cee cei cem cer ces cey ci- cib cic cie cii cim cir cis cmb cmc cme cmi cmm cmr cms cmy crb crc cre cri crm crr crs cry csb csc cse csi csm csr css csy cyb cyc cye cym cyr cys ebb ebc ebe ebi ebm ebr ebs eby ec- ecb ecc ece eci ecm ecr ecs eeb eec eee eem eer ees eey eib eic eie eii eim eir eis em- emb emc eme emi emm emr ems erb erc ere eri erm err ers ery es- esb esc ese esi esm esr ess esy eyc eye eym eyr eys ibb ibc ibe ibi ibm ibr ibs iby icb icc ice ici icm icr ics icy ie- iec iee iei iem ier ies iey iib iic iie iii iim iir iis im- imb imc ime imi imm ims imy ir- irb irc ire iri irm irr irs iry is- isb isc ise isi ism isr iss isy iyc iye iym iyr iys iyy m-r mbb mbc mbe mbi mbm mbr mbs mc- mcb mcc mce mci mcm mcr mcs meb mec mee mei mem mer mes mey mi- mib mic mie mii mim mir mis miy mmb mmc mme mmi mmm mmr mms mrb mrc mre mri mrm mrr mrs mry msb msc mse msi msm msr mss msy my- myb myc mye mym myr mys rbb rbc rbe rbi rbm rbr rbs rcb rcc rce rci rcm rcr rcs re- reb rec ree rei rem rer res rey rib ric rie rii rim rir ris riy rmb rmc rme rmi rmm rmr rms rrb rrc rri rrm rrr rrs rsb rsc rse rsi rsm rsr rss ry- ryc rye rym ryr rys ryy sbb sbc sbe sbi sbm sbr sbs sby scb scc sce sci scm scr scs se- seb sec see sei sem ser ses sey sib sic sie sii sim sir sis smb smc sme smi smm smr sms smy sr- srb src sre sri srm srr srs sry ss- ssb ssc sse ssi ssm ssr sss sy- syb syc sye syi sym syr sys ybc ybe ybi ybm ybr ybs yby ycc yce yci ycs ycy yeb yec yee yei yem yer yes yey yie yii yim yir yis ymc yme ymi ymm yms yrc yre yrs ysb ysc yse ysi ysm ysr yss ysy yyb yyc yye yys yyy