-er bbb bbe bbh bbi bbn bbo bbr bbs be- beb bee beh bei ben beo ber bes bhb bhe bhh bhi bho bhr bhs bi- bib bie bih bii bin bio bir bis bnb bne bni bnn bno bnr bns bob boe boh boi bon boo bor bos brb bre brh bri brn bro brr brs bsb bse bsh bsi bsn bso bsr bss ebb ebe ebh ebi ebn ebo ebr ebs eeb eee een eeo eer ees ehb ehe ehh ehi ehn eho ehr ehs eib eie eii ein eio eir eis en- enb ene enh eni enn eno enr ens eo- eob eoe eoh eoi eon eoo eor eos erb ere erh eri ern ero err ers es- esb ese esh esi esn eso esr ess h-i hbb hbe hbh hbi hbn hbo hbr hbs he- heb hee heh hei hen heo her hes hhb hhe hhh hhi hhn hho hhr hhs hib hie hih hii hin hio hir his hnb hne hnh hnn hno hns hob hoe hoh hoi hon hoo hor hos hr- hrb hre hrh hri hrn hro hrr hrs hsb hse hsh hsi hsn hsr hss ibb ibe ibh ibi ibn ibo ibr ibs ie- iee iei ien ier ies ihb ihe ihh ihi ihn iho ihr ihs iib iie iih iii iin iio iir iis in- inb ine inh ini inn ino inr ins io- iob ioe ioh ioi ion ioo ior ios ir- irb ire iri irn iro irr irs is- isb ise ish isi isn iso isr iss n-i nbb nbe nbi nbn nbo nbr nbs ne- neb nee neh nei nen neo ner nes nhb nhe nhh nhi nhn nhr nhs nib nie nih nii nin nio nir nis nnb nne nnh nni nnn nno nns no- nob noe noh noi non noo nor nos nrb nre nri nrn nro nrr nrs nsb nse nsh nsi nsn nso nsr nss o-i ob- obb obe obh obi obn obo obr obs oeb oee oeh oei oen oeo oer oes ohe ohh ohi ohn oho ohr ohs oib oie oii oin oio oir ois on- onb one onh oni onn ono onr ons oo- oob ooh ooi oon ooo oor oos or- orb ore orh ori orn oro orr ors os- osb ose osh osi osn oso osr oss rbb rbe rbh rbi rbn rbo rbr rbs re- reb ree reh rei ren reo rer res rh- rhb rhe rhh rhi rhn rho rhr rhs rib rie rih rii rin rio rir ris rnb rnh rni rnn rno rnr rns rob roe roh roi ron roo ror ros rrb rrh rri rrn rrr rrs rsb rse rsh rsi rsn rso rsr rss sbb sbe sbh sbi sbn sbo sbr sbs se- seb see seh sei sen seo ser ses sh- shb she shh shi shn sho shr shs sib sie sih sii sin sio sir sis snb sne sni snn sno snr sns sob soe soh soi son soo sor sos sr- srb sre srh sri srn sro srr srs ss- ssb sse ssh ssi ssn sso ssr sss