-er b-u bbb bbe bbf bbg bbi bbn bbr bbt bbu be- beb bee bef beg bei ben ber bet beu bfb bfe bff bfg bfi bfn bfr bft bfu bgb bge bgf bgg bgi bgn bgr bgt bgu bi- bib bie bif big bii bin bir bit biu bnb bne bnf bng bni bnn bnr bnt bnu brb bre brf brg bri brn brr brt bru btb bte btf btg bti btn btr btt btu bub bue buf bug bui bun bur but buu ebb ebe ebf ebg ebi ebn ebr ebt ebu eeb eee eef eeg een eer eet ef- efb efe eff efg efi efr eft egb ege egf egg egi egn egr egt egu eib eie eif eig eii ein eir eit eiu en- enb ene enf eng eni enn enr ent enu erb ere erf erg eri ern err ert eru etb ete etf etg eti etn etr ett etu eu- eub eue euf eug eui eun eur eut fbb fbe fbf fbg fbi fbn fbr fbt fbu feb fee fef feg fei fen fer fet feu ffe fff ffg ffi ffn ffr fft ffu fgb fge fgf fgg fgi fgn fgr fgt fib fie fif fig fii fin fir fit fiu fnb fne fnf fng fni fnn fnr fnt fnu frb fre frf frg fri frn frr frt fru ftb fte ftf ftg fti ftn ftr ftt ftu fub fue fuf fug fui fun fur fut fuu gbe gbf gbg gbi gbn gbr gbt gbu ge- geb gee gef geg gei gen ger get geu gfb gfe gff gfi gfr gft ggb ggg ggi ggn ggr ggt ggu gib gie gif gig gii gin gir git giu gnb gne gnf gni gnn gnr gnt gnu grb gre grf grg gri grn grr grt gru gtb gte gtf gtg gti gtn gtr gtt gtu gu- gub gue guf gug gui gun gur gut guu i-f ibb ibe ibf ibg ibi ibn ibr ibt ibu ie- iee ief ieg iei ien ier iet ifb ife iff ifg ifi ifn ifr ift ifu igb ige igf igg igi ign igr igt igu iib iie iif iii iin iir iit iiu in- inb ine inf ing ini inn inr int inu ir- irb ire irf irg iri irn irr irt iru itb ite itf itg iti itn itt itu iu- iub iue iug iui iur iut n-i nbb nbe nbf nbg nbi nbn nbr nbt nbu ne- neb nee nef neg nei nen ner net neu nfb nfe nff nfi nfn nfr nft nfu ngb nge ngf ngg ngi ngn ngt ngu nib nie nif nig nii nin nir nit niu nnb nne nnf nng nni nnn nnt nnu nrb nre nrf nrg nri nrn nrr nrt nru ntb nte ntf ntg nti ntn ntr ntt ntu nub nue nug nui nun nur nut nuu rbb rbe rbf rbg rbi rbn rbr rbt rbu re- reb ree ref reg rei ren rer ret reu rfb rfe rff rfg rfi rfn rfr rft rfu rgb rge rgf rgg rgi rgn rgr rgt rib rie rif rig rii rin rir rit rnb rng rni rnn rnr rnt rnu rrb rrf rrg rri rrn rrr rrt rru rtb rte rtf rtg rti rtn rtr rtt rtu rub rue ruf rug rui run rur rut ruu tbb tbe tbf tbg tbi tbn tbr tbt tbu te- teb tee tef teg tei ten ter tet teu tfb tfe tff tfg tfi tfn tfr tft tfu tgb tge tgf tgg tgi tgn tgr tgt tgu tib tie tif tig tii tin tir tit tiu tnb tne tnf tng tni tnn tnr tnt trb tre trf trg tri trn trr trt tru ttb tte ttf ttg tti ttn ttr ttt ttu tub tue tuf tug tui tun tur tut tuu ubb ube ubf ubg ubi ubn ubr ubt ubu ueb uee uef ueg uei uen uer uet ufe uff ufg ufi ufn ufr uft ufu ugb uge ugf ugg ugi ugn ugr ugt ugu uib uie uif uig uii uin uir uit uiu un- unb une unf ung uni unn unr unt unu ur- urb ure urf urg uri urn urr urt uru utb ute utf uti utn utr utt utu uue uug uun uur uut uuu