-er bbb bbe bbg bbh bbi bbn bbo bbr bbs be- beb bee beg beh bei ben beo ber bes bgb bge bgg bgh bgi bgn bgo bgr bgs bhb bhe bhg bhh bhi bho bhr bhs bi- bib bie big bih bii bin bio bir bis bnb bne bng bni bnn bno bnr bns bob boe bog boh boi bon boo bor bos brb bre brg brh bri brn bro brr brs bsb bse bsg bsh bsi bsn bso bsr bss ebb ebe ebg ebh ebi ebn ebo ebr ebs eeb eee eeg een eeo eer ees egb ege egg egh egi egn ego egr egs ehb ehe ehg ehh ehi ehn eho ehr ehs eib eie eig eii ein eio eir eis en- enb ene eng enh eni enn eno enr ens eo- eob eoe eog eoh eoi eon eoo eor eos erb ere erg erh eri ern ero err ers es- esb ese esg esh esi esn eso esr ess gbe gbg gbh gbi gbn gbo gbr gbs ge- geb gee geg geh gei gen geo ger ges ggb ggg ggh ggi ggn ggo ggr ggs ghb ghe ghg ghh ghi ghn gho ghr ghs gib gie gig gih gii gin gio gir gis gnb gne gni gnn gno gnr gns gob goe gog goh goi gon goo gor gos grb gre grg grh gri grn gro grr grs gsb gse gsg gsi gsn gso gsr gss h-i hbb hbe hbg hbh hbi hbn hbo hbr hbs he- heb hee heg heh hei hen heo her hes hgb hge hgg hgh hgi hgn hgo hgr hgs hhb hhe hhg hhh hhi hhn hho hhr hhs hib hie hig hih hii hin hio hir his hnb hne hng hnh hnn hno hns hob hoe hog hoh hoi hon hoo hor hos hr- hrb hre hrg hrh hri hrn hro hrr hrs hsb hse hsg hsh hsi hsn hsr hss ibb ibe ibg ibh ibi ibn ibo ibr ibs ie- iee ieg iei ien ier ies igb ige igg igh igi ign igo igr igs ihb ihe ihg ihh ihi ihn iho ihr ihs iib iie iih iii iin iio iir iis in- inb ine ing inh ini inn ino inr ins io- iob ioe iog ioh ioi ion ioo ior ios ir- irb ire irg iri irn iro irr irs is- isb ise isg ish isi isn iso isr iss n-i nbb nbe nbg nbi nbn nbo nbr nbs ne- neb nee neg neh nei nen neo ner nes ngb nge ngg ngh ngi ngn ngo ngs nhb nhe nhg nhh nhi nhn nhr nhs nib nie nig nih nii nin nio nir nis nnb nne nng nnh nni nnn nno nns no- nob noe nog noh noi non noo nor nos nrb nre nrg nri nrn nro nrr nrs nsb nse nsg nsh nsi nsn nso nsr nss o-i ob- obb obe obg obh obi obn obo obr obs oeb oee oeg oeh oei oen oeo oer oes oge ogg ogh ogi ogn ogo ogs ohe ohg ohh ohi ohn oho ohr ohs oib oie oii oin oio oir ois on- onb one ong onh oni onn ono onr ons oo- oob oog ooh ooi oon ooo oor oos or- orb ore org orh ori orn oro orr ors os- osb ose osg osh osi osn oso osr oss rbb rbe rbg rbh rbi rbn rbo rbr rbs re- reb ree reg reh rei ren reo rer res rgb rge rgg rgh rgi rgn rgo rgr rgs rh- rhb rhe rhg rhh rhi rhn rho rhr rhs rib rie rig rih rii rin rio rir ris rnb rng rnh rni rnn rno rnr rns rob roe rog roh roi ron roo ror ros rrb rrg rrh rri rrn rrr rrs rsb rse rsg rsh rsi rsn rso rsr rss sbb sbe sbg sbh sbi sbn sbo sbr sbs se- seb see seg seh sei sen seo ser ses sgb sge sgg sgh sgi sgn sgo sgr sgs sh- shb she shg shh shi shn sho shr shs sib sie sig sih sii sin sio sir sis snb sne sng sni snn sno snr sns sob soe sog soh soi son soo sor sos sr- srb sre srg srh sri srn sro srr srs ss- ssb sse ssg ssh ssi ssn sso ssr sss