-er -ey bbb bbe bbh bbi bbr bbs bby be- beb bee beh bei ber bes bey bhb bhe bhh bhi bhr bhs bi- bib bie bih bii bir bis biy brb bre brh bri brr brs bry bsb bse bsh bsi bsr bss bsy by- bye byh byi byr bys ebb ebe ebh ebi ebr ebs eby eeb eee eer ees eey ehb ehe ehh ehi ehr ehs eib eie eii eir eis erb ere erh eri err ers ery es- esb ese esh esi esr ess esy eye eyr eys h-i hbb hbe hbh hbi hbr hbs hby he- heb hee heh hei her hes hey hhb hhe hhh hhi hhr hhs hhy hib hie hih hii hir his hr- hrb hre hrh hri hrr hrs hsb hse hsh hsi hsr hss hsy hy- hyb hye hyh hyi hyr hys hyy ibb ibe ibh ibi ibr ibs iby ie- iee iei ier ies iey ihb ihe ihh ihi ihr ihs ihy iib iie iih iii iir iis ir- irb ire iri irr irs iry is- isb ise ish isi isr iss isy iye iyr iys iyy rbb rbe rbh rbi rbr rbs re- reb ree reh rei rer res rey rh- rhb rhe rhh rhi rhr rhs rib rie rih rii rir ris riy rrb rrh rri rrr rrs rsb rse rsh rsi rsr rss ry- rye ryr rys ryy sbb sbe sbh sbi sbr sbs sby se- seb see seh sei ser ses sey sh- shb she shh shi shr shs shy sib sie sih sii sir sis sr- srb sre srh sri srr srs sry ss- ssb sse ssh ssi ssr sss sy- syb sye syh syi syr sys ybe ybi ybr ybs yby yeb yee yeh yei yer yes yey yhe yhi yhs yie yih yii yir yis yre yrs ysb yse ysi ysr yss ysy yyb yye yys yyy