-er bbb bbe bbg bbh bbi bbo bbr bbs be- beb bee beg beh bei beo ber bes bgb bge bgg bgh bgi bgo bgr bgs bhb bhe bhg bhh bhi bho bhr bhs bi- bib bie big bih bii bio bir bis bob boe bog boh boi boo bor bos brb bre brg brh bri bro brr brs bsb bse bsg bsh bsi bso bsr bss ebb ebe ebg ebh ebi ebo ebr ebs eeb eee eeg eeo eer ees egb ege egg egh egi ego egr egs ehb ehe ehg ehh ehi eho ehr ehs eib eie eig eii eio eir eis eo- eob eoe eog eoh eoi eoo eor eos erb ere erg erh eri ero err ers es- esb ese esg esh esi eso esr ess gbe gbg gbh gbi gbo gbr gbs ge- geb gee geg geh gei geo ger ges ggb ggg ggh ggi ggo ggr ggs ghb ghe ghg ghh ghi gho ghr ghs gib gie gig gih gii gio gir gis gob goe gog goh goi goo gor gos grb gre grg grh gri gro grr grs gsb gse gsg gsi gso gsr gss h-i hbb hbe hbg hbh hbi hbo hbr hbs he- heb hee heg heh hei heo her hes hgb hge hgg hgh hgi hgo hgr hgs hhb hhe hhg hhh hhi hho hhr hhs hib hie hig hih hii hio hir his hob hoe hog hoh hoi hoo hor hos hr- hrb hre hrg hrh hri hro hrr hrs hsb hse hsg hsh hsi hsr hss ibb ibe ibg ibh ibi ibo ibr ibs ie- iee ieg iei ier ies igb ige igg igh igi igo igr igs ihb ihe ihg ihh ihi iho ihr ihs iib iie iih iii iio iir iis io- iob ioe iog ioh ioi ioo ior ios ir- irb ire irg iri iro irr irs is- isb ise isg ish isi iso isr iss o-i ob- obb obe obg obh obi obo obr obs oeb oee oeg oeh oei oeo oer oes oge ogg ogh ogi ogo ogs ohe ohg ohh ohi oho ohr ohs oib oie oii oio oir ois oo- oob oog ooh ooi ooo oor oos or- orb ore org orh ori oro orr ors os- osb ose osg osh osi oso osr oss rbb rbe rbg rbh rbi rbo rbr rbs re- reb ree reg reh rei reo rer res rgb rge rgg rgh rgi rgo rgr rgs rh- rhb rhe rhg rhh rhi rho rhr rhs rib rie rig rih rii rio rir ris rob roe rog roh roi roo ror ros rrb rrg rrh rri rrr rrs rsb rse rsg rsh rsi rso rsr rss sbb sbe sbg sbh sbi sbo sbr sbs se- seb see seg seh sei seo ser ses sgb sge sgg sgh sgi sgo sgr sgs sh- shb she shg shh shi sho shr shs sib sie sig sih sii sio sir sis sob soe sog soh soi soo sor sos sr- srb sre srg srh sri sro srr srs ss- ssb sse ssg ssh ssi sso ssr sss