-er -ey b-p bbb bbe bbh bbi bbp bbr bbs bby be- beb bee beh bei bep ber bes bey bhb bhe bhh bhi bhp bhr bhs bi- bib bie bih bii bip bir bis biy bpb bpe bph bpi bpp bpr bps bpy brb bre brh bri brp brr brs bry bsb bse bsh bsi bsp bsr bss bsy by- bye byh byi byp byr bys ebb ebe ebh ebi ebp ebr ebs eby eeb eee eep eer ees eey ehb ehe ehh ehi ehp ehr ehs eib eie eii eip eir eis ep- epb epe eph epi epp epr eps erb ere erh eri erp err ers ery es- esb ese esh esi esp esr ess esy eye eyp eyr eys h-i hbb hbe hbh hbi hbp hbr hbs hby he- heb hee heh hei hep her hes hey hhb hhe hhh hhi hhp hhr hhs hhy hib hie hih hii hip hir his hpb hpe hph hpi hpp hpr hps hpy hr- hrb hre hrh hri hrp hrr hrs hsb hse hsh hsi hsp hsr hss hsy hy- hyb hye hyh hyi hyp hyr hys hyy ibb ibe ibh ibi ibp ibr ibs iby ie- iee iei iep ier ies iey ihb ihe ihh ihi ihp ihr ihs ihy iib iie iih iii iip iir iis ipb ipe ipi ipp ipr ips ipy ir- irb ire iri irp irr irs iry is- isb ise ish isi isp isr iss isy iye iyr iys iyy p-p pbb pbe pbi pbp pbr pbs pby peb pee peh pei pep per pes pey phb phe phi php phr phs phy pib pie pih pii pip pir pis ppb ppe pph ppi ppp ppr pps prb pre prh pri prp prr prs pry ps- psb pse psh psi psp psr pss psy py- pyb pye pyr pys rbb rbe rbh rbi rbp rbr rbs re- reb ree reh rei rep rer res rey rh- rhb rhe rhh rhi rhp rhr rhs rib rie rih rii rip rir ris riy rpb rpe rph rpi rpp rpr rps rrb rrh rri rrp rrr rrs rsb rse rsh rsi rsp rsr rss ry- rye ryr rys ryy sbb sbe sbh sbi sbp sbr sbs sby se- seb see seh sei sep ser ses sey sh- shb she shh shi shp shr shs shy sib sie sih sii sip sir sis spb spe sph spi spp spr sps spy sr- srb sre srh sri srp srr srs sry ss- ssb sse ssh ssi ssp ssr sss sy- syb sye syh syi syp syr sys ybe ybi ybp ybr ybs yby yeb yee yeh yei yep yer yes yey yhe yhi yhs yie yih yii yip yir yis yps yre yrp yrs ysb yse ysi ysp ysr yss ysy yyb yye yys yyy