-er bbb bbe bbh bbi bbk bbr bbs be- beb bee beh bei bek ber bes bhb bhe bhh bhi bhk bhr bhs bi- bib bie bih bii bik bir bis bkb bke bkk bkr bks brb bre brh bri brk brr brs bsb bse bsh bsi bsk bsr bss ebb ebe ebh ebi ebk ebr ebs eeb eee eek eer ees ehb ehe ehh ehi ehr ehs eib eie eii eik eir eis ekb eke ekh eki ekr eks erb ere erh eri erk err ers es- esb ese esh esi esk esr ess h-i hbb hbe hbh hbi hbk hbr hbs he- heb hee heh hei hek her hes hhb hhe hhh hhi hhk hhr hhs hib hie hih hii hik hir his hkb hkh hki hkk hkr hks hr- hrb hre hrh hri hrk hrr hrs hsb hse hsh hsi hsk hsr hss ibb ibe ibh ibi ibk ibr ibs ie- iee iei iek ier ies ihb ihe ihh ihi ihk ihr ihs iib iie iih iii iir iis ikb ike iki ikk ikr iks ir- irb ire iri irk irr irs is- isb ise ish isi isk isr iss kbb kbe kbh kbi kbk kbr kbs ke- keb kee keh kei kek ker kes khe khh khi khk khr khs kib kie kih kii kik kir kis kkb kke kkh kki kkk kkr kks kri krk krr krs ksb kse ksh ksi ksk ksr kss rbb rbe rbh rbi rbk rbr rbs re- reb ree reh rei rek rer res rh- rhb rhe rhh rhi rhr rhs rib rie rih rii rik rir ris rkb rke rkk rks rrb rrh rri rrk rrr rrs rsb rse rsh rsi rsk rsr rss sbb sbe sbh sbi sbk sbr sbs se- seb see seh sei sek ser ses sh- shb she shh shi shk shr shs sib sie sih sii sik sir sis sk- skb ske skh ski skk skr sks sr- srb sre srh sri srk srr srs ss- ssb sse ssh ssi ssk ssr sss