-er -th b-u bbb bbe bbf bbg bbh bbi bbl bbr bbs bbt bbu be- beb bee bef beg beh bei bel ber bes bet beu bfb bfe bff bfg bfh bfi bfl bfr bfs bft bfu bgb bge bgf bgg bgh bgi bgl bgr bgs bgt bgu bhb bhe bhf bhg bhh bhi bhl bhr bhs bht bhu bi- bib bie bif big bih bii bil bir bis bit biu blb ble blf blg blh bli bll blr bls blt blu brb bre brf brg brh bri brl brr brs brt bru bsb bse bsf bsg bsh bsi bsl bsr bss bst bsu btb bte btf btg bth bti btl btr bts btt btu bub bue buf bug buh bui bul bur bus but buu ebb ebe ebf ebg ebh ebi ebl ebr ebs ebt ebu eeb eee eef eeg eel eer ees eet ef- efb efe eff efg efh efi efl efr efs eft egb ege egf egg egh egi egl egr egs egt egu ehb ehe ehf ehg ehh ehi ehl ehr ehs eht ehu eib eie eif eig eii eil eir eis eit eiu elb ele elf elg elh eli ell elr els elt elu erb ere erf erg erh eri erl err ers ert eru es- esb ese esf esg esh esi esl esr ess est esu etb ete etf etg eth eti etl etr ets ett etu eu- eub eue euf eug eui eul eur eus eut fbb fbe fbf fbg fbh fbi fbl fbr fbs fbt fbu feb fee fef feg feh fei fel fer fes fet feu ffe fff ffg ffh ffi ffl ffr ffs fft ffu fgb fge fgf fgg fgh fgi fgl fgr fgs fgt fhb fhe fhf fhg fhh fhi fhl fhr fhs fib fie fif fig fih fii fil fir fis fit fiu flb fle flf flg fli fll flr fls flt flu frb fre frf frg frh fri frl frr frs frt fru fsb fse fsf fsg fsh fsi fsl fsr fss fst fsu ftb fte ftf ftg fth fti ftl ftr fts ftt ftu fub fue fuf fug fui ful fur fus fut fuu gbe gbf gbg gbh gbi gbl gbr gbs gbt gbu ge- geb gee gef geg geh gei gel ger ges get geu gfb gfe gff gfh gfi gfl gfr gfs gft ggb ggg ggh ggi ggr ggs ggt ggu ghb ghe ghg ghh ghi ghl ghr ghs ght gib gie gif gig gih gii gil gir gis git giu glb gle glf glg glh gli gll glr gls glt glu grb gre grf grg grh gri grl grr grs grt gru gsb gse gsf gsg gsi gsl gsr gss gst gsu gtb gte gtf gtg gth gti gtl gtr gts gtt gtu gu- gub gue guf gug gui gul gur gus gut guu h-i hbb hbe hbf hbg hbh hbi hbl hbr hbs hbt hbu he- heb hee hef heg heh hei hel her hes het heu hfb hfe hff hfg hfh hfi hfl hfr hfs hft hfu hgb hge hgf hgg hgh hgi hgl hgr hgs hgt hgu hhb hhe hhf hhg hhh hhi hhl hhr hhs hht hhu hib hie hif hig hih hii hil hir his hit hiu hlb hle hlf hlg hlh hli hll hlr hls hlt hlu hr- hrb hre hrf hrg hrh hri hrl hrr hrs hrt hru hsb hse hsf hsg hsh hsi hsl hsr hss hst hsu htb hte htf htg hth hti htl htr hts htt hub hue huf hug huh hui hul hur hus hut huu i-f ibb ibe ibf ibg ibh ibi ibl ibr ibs ibt ibu ie- iee ief ieg iei iel ier ies iet ifb ife iff ifg ifi ifl ifr ifs ift ifu igb ige igf igg igh igi igl igr igs igt igu ihb ihe ihf ihg ihh ihi ihl ihr ihs iht ihu iib iie iif iih iii iil iir iis iit iiu il- ilb ile ilf ilg ilh ili ill ilr ils ilt ilu ir- irb ire irf irg iri irl irr irs irt iru is- isb ise isf isg ish isi isl isr iss ist isu itb ite itf itg ith iti itl its itt itu iu- iub iue iug iui iur ius iut lbb lbe lbf lbg lbh lbi lbl lbr lbs lbt lbu leb lee lef leg leh lei lel ler les let leu lfb lfe lff lfg lfh lfi lfl lfr lfs lft lfu lgb lge lgf lgg lgh lgi lgl lgr lgs lgt lgu lhb lhf lhh lhi lhr lhs lht lhu lib lie lif lig lih lii lil lir lis lit liu llb lle llf llg lli lll llr lls llt llu lrb lrf lrg lrh lri lrr lrs lrt lru lsb lse lsf lsg lsh lsi lsl lsr lss lst lsu ltb lte ltf ltg lth lti ltl ltr lts ltt ltu lub lue luf lug luh lui lul lur lus lut luu rbb rbe rbf rbg rbh rbi rbl rbr rbs rbt rbu re- reb ree ref reg reh rei rel rer res ret reu rfb rfe rff rfg rfh rfi rfl rfr rfs rft rfu rgb rge rgf rgg rgh rgi rgr rgs rgt rh- rhb rhe rhf rhg rhh rhi rhl rhr rhs rht rhu rib rie rif rig rih rii ril rir ris rit rle rlf rlg rlh rli rll rlr rls rlt rlu rrb rrf rrg rrh rri rrl rrr rrs rrt rru rsb rse rsf rsg rsh rsi rsl rsr rss rst rsu rtb rte rtf rtg rti rtl rtr rts rtt rtu rub rue ruf rug ruh rui rur rus rut ruu sbb sbe sbf sbg sbh sbi sbl sbr sbs sbt sbu se- seb see sef seg seh sei sel ser ses set seu sfb sfe sff sfg sfh sfi sfl sfr sfs sft sfu sgb sge sgf sgg sgh sgi sgl sgr sgs sgt sgu sh- shb she shf shg shh shi shl shr shs sht shu sib sie