-er b-u bbb bbe bbf bbg bbi bbl bbn bbr bbs bbt bbu be- beb bee bef beg bei bel ben ber bes bet beu bfb bfe bff bfg bfi bfl bfn bfr bfs bft bfu bgb bge bgf bgg bgi bgl bgn bgr bgs bgt bgu bi- bib bie bif big bii bil bin bir bis bit biu blb ble blf blg bli bll bln blr bls blt blu bnb bne bnf bng bni bnl bnn bnr bns bnt bnu brb bre brf brg bri brl brn brr brs brt bru bsb bse bsf bsg bsi bsl bsn bsr bss bst bsu btb bte btf btg bti btl btn btr bts btt btu bub bue buf bug bui bul bun bur bus but buu ebb ebe ebf ebg ebi ebl ebn ebr ebs ebt ebu eeb eee eef eeg eel een eer ees eet ef- efb efe eff efg efi efl efr efs eft egb ege egf egg egi egl egn egr egs egt egu eib eie eif eig eii eil ein eir eis eit eiu elb ele elf elg eli ell eln elr els elt elu en- enb ene enf eng eni enl enn enr ens ent enu erb ere erf erg eri erl ern err ers ert eru es- esb ese esf esg esi esl esn esr ess est esu etb ete etf etg eti etl etn etr ets ett etu eu- eub eue euf eug eui eul eun eur eus eut fbb fbe fbf fbg fbi fbl fbn fbr fbs fbt fbu feb fee fef feg fei fel fen fer fes fet feu ffe fff ffg ffi ffl ffn ffr ffs fft ffu fgb fge fgf fgg fgi fgl fgn fgr fgs fgt fib fie fif fig fii fil fin fir fis fit fiu flb fle flf flg fli fll fln flr fls flt flu fnb fne fnf fng fni fnl fnn fnr fns fnt fnu frb fre frf frg fri frl frn frr frs frt fru fsb fse fsf fsg fsi fsl fsn fsr fss fst fsu ftb fte ftf ftg fti ftl ftn ftr fts ftt ftu fub fue fuf fug fui ful fun fur fus fut fuu gbe gbf gbg gbi gbl gbn gbr gbs gbt gbu ge- geb gee gef geg gei gel gen ger ges get geu gfb gfe gff gfi gfl gfr gfs gft ggb ggg ggi ggn ggr ggs ggt ggu gib gie gif gig gii gil gin gir gis git giu glb gle glf glg gli gll gln glr gls glt glu gnb gne gnf gni gnl gnn gnr gns gnt gnu grb gre grf grg gri grl grn grr grs grt gru gsb gse gsf gsg gsi gsl gsn gsr gss gst gsu gtb gte gtf gtg gti gtl gtn gtr gts gtt gtu gu- gub gue guf gug gui gul gun gur gus gut guu i-f ibb ibe ibf ibg ibi ibl ibn ibr ibs ibt ibu ie- iee ief ieg iei iel ien ier ies iet ifb ife iff ifg ifi ifl ifn ifr ifs ift ifu igb ige igf igg igi igl ign igr igs igt igu iib iie iif iii iil iin iir iis iit iiu il- ilb ile ilf ilg ili ill iln ilr ils ilt ilu in- inb ine inf ing ini inl inn inr ins int inu ir- irb ire irf irg iri irl irn irr irs irt iru is- isb ise isf isg isi isl isn isr iss ist isu itb ite itf itg iti itl itn its itt itu iu- iub iue iug iui iur ius iut lbb lbe lbf lbg lbi lbl lbr lbs lbt lbu leb lee lef leg lei lel len ler les let leu lfb lfe lff lfg lfi lfl lfn lfr lfs lft lfu lgb lge lgf lgg lgi lgl lgn lgr lgs lgt lgu lib lie lif lig lii lil lin lir lis lit liu llb lle llf llg lli lll lln llr lls llt llu lnb lne lng lni lnl lnn lnr lns lnt lnu lrb lrf lrg lri lrn lrr lrs lrt lru lsb lse lsf lsg lsi lsl lsn lsr lss lst lsu ltb lte ltf ltg lti ltl ltr lts ltt ltu lub lue luf lug lui lul lun lur lus lut luu n-i nbb nbe nbf nbg nbi nbl nbn nbr nbs nbt nbu ne- neb nee nef neg nei nel nen ner nes net neu nfb nfe nff nfi nfl nfn nfr nfs nft nfu ngb nge ngf ngg ngi ngl ngn ngs ngt ngu nib nie nif nig nii nil nin nir nis nit niu nlb nle nlf nlg nli nll nln nlr nls nlt nlu nnb nne nnf nng nni nnl nnn nns nnt nnu nrb nre nrf nrg nri nrl nrn nrr nrs nrt nru nsb nse nsf nsg nsi nsl nsn nsr nss nst nsu ntb nte ntf ntg nti ntn ntr nts ntt ntu nub nue nug nui nul nun nur nus nut nuu rbb rbe rbf rbg rbi rbl rbn rbr rbs rbt rbu re- reb ree ref reg rei rel ren rer res ret reu rfb rfe rff rfg rfi rfl rfn rfr rfs rft rfu rgb rge rgf rgg rgi rgn rgr rgs rgt rib rie rif rig rii ril rin rir ris rit rle rlf rlg rli rll rln rlr rls rlt rlu rnb rng rni rnn rnr rns rnt rnu rrb rrf rrg rri rrl rrn rrr rrs rrt rru rsb rse rsf rsg rsi rsl rsn rsr rss rst rsu rtb rte rtf rtg rti rtl rtn rtr rts rtt rtu rub rue ruf rug rui run rur rus rut ruu sbb sbe sbf sbg sbi sbl sbn sbr sbs sbt sbu se- seb see sef seg sei sel sen ser ses set seu sfb sfe sff sfg sfi sfl sfn sfr sfs sft sfu sgb sge sgf sgg sgi sgl sgn sgr sgs sgt sgu sib sie sif sig sii sil sin sir sis