-er -ic b-u bbb bbc bbe bbg bbi bbl bbn bbr bbs bbt bbu bcb bcc bce bcg bci bcl bcn bcr bcs bct bcu be- beb bec bee beg bei bel ben ber bes bet beu bgb bgc bge bgg bgi bgl bgn bgr bgs bgt bgu bi- bib bic bie big bii bil bin bir bis bit biu blb blc ble blg bli bll bln blr bls blt blu bnb bnc bne bng bni bnl bnn bnr bns bnt bnu brb bre brg bri brl brn brr brs brt bru bsb bsc bse bsg bsi bsl bsn bsr bss bst bsu btb btc bte btg bti btl btn btr bts btt btu bub buc bue bug bui bul bun bur bus but buu c-- cbb cbc cbe cbg cbi cbl cbn cbr cbs cbt cbu ccb ccc cce ccg cci ccl ccn ccr ccs cct ccu ce- ceb cec cee ceg cei cel cen cer ces cet ceu cgb cgc cge cgg cgi cgl cgn cgr cgs cgt cgu ci- cib cic cie cig cii cil cin cir cis cit ciu cl- clb clc cle clg cli cll cln clr cls clt clu cn- cnb cnc cne cng cni cnl cnn cnr cns cnt cnu crb crc cre crg cri crl crn crr crs crt cru csb csc cse csg csi csl csn csr css cst csu ctb ctc cte ctg cti ctl ctn ctr cts ctt ctu cub cuc cue cug cui cul cun cur cus cut cuu ebb ebc ebe ebg ebi ebl ebn ebr ebs ebt ebu ec- ecb ecc ece ecg eci ecl ecn ecr ecs ect ecu eeb eec eee eeg eel een eer ees eet egb egc ege egg egi egl egn egr egs egt egu eib eic eie eig eii eil ein eir eis eit eiu elb elc ele elg eli ell eln elr els elt elu en- enb enc ene eng eni enl enn enr ens ent enu erb erc ere erg eri erl ern err ers ert eru es- esb esc ese esg esi esl esn esr ess est esu etb etc ete etg eti etl etn etr ets ett etu eu- eub euc eue eug eui eul eun eur eus eut gbc gbe gbg gbi gbl gbn gbr gbs gbt gbu gcb gcc gce gcg gci gcl gcn gcr gcs gct gcu ge- geb gec gee geg gei gel gen ger ges get geu ggb ggc ggg ggi ggn ggr ggs ggt ggu gib gic gie gig gii gil gin gir gis git giu glb glc gle glg gli gll gln glr gls glt glu gnb gnc gne gni gnl gnn gnr gns gnt gnu grb grc gre grg gri grl grn grr grs grt gru gsb gsc gse gsg gsi gsl gsn gsr gss gst gsu gtb gtc gte gtg gti gtl gtn gtr gts gtt gtu gu- gub guc gue gug gui gul gun gur gus gut guu ibb ibc ibe ibg ibi ibl ibn ibr ibs ibt ibu icb icc ice icg ici icl icn icr ics ict icu ie- iec iee ieg iei iel ien ier ies iet igb igc ige igg igi igl ign igr igs igt igu iib iic iie iii iil iin iir iis iit iiu il- ilb ilc ile ilg ili ill iln ilr ils ilt ilu in- inb inc ine ing ini inl inn inr ins int inu ir- irb irc ire irg iri irl irn irr irs irt iru is- isb isc ise isg isi isl isn isr iss ist isu itb itc ite itg iti itl itn its itt itu iu- iub iuc iue iug iui iur ius iut lbb lbc lbe lbg lbi lbl lbr lbs lbt lbu lcb lcc lce lcg lci lcl lcn lcr lcs lct lcu leb lec lee leg lei lel len ler les let leu lgb lgc lge lgg lgi lgl lgn lgr lgs lgt lgu lib lic lie lig lii lil lin lir lis lit liu llb llc lle llg lli lll lln llr lls llt llu lnb lnc lne lng lni lnl lnn lnr lns lnt lnu lrb lrc lrg lri lrn lrr lrs lrt lru lsb lsc lse lsg lsi lsl lsn lsr lss lst lsu ltb ltc lte ltg lti ltl ltr lts ltt ltu lub luc lue lug lui lul lun lur lus lut luu n-i nbb nbc nbe nbg nbi nbl nbn nbr nbs nbt nbu ncb ncc nce ncg nci ncl ncn ncr ncs nct ncu ne- neb nec nee neg nei nel nen ner nes net neu ngb ngc nge ngg ngi ngl ngn ngs ngt ngu nib nic nie nig nii nil nin nir nis nit niu nlb nlc nle nlg nli nll nln nlr nls nlt nlu nnb nnc nne nng nni nnl nnn nns nnt nnu nrb nrc nre nrg nri nrl nrn nrr nrs nrt nru nsb nsc nse nsg nsi nsl nsn nsr nss nst nsu ntb ntc nte ntg nti ntn ntr nts ntt ntu nub nuc nue nug nui nul nun nur nus nut nuu rbb rbc rbe rbg rbi rbl rbn rbr rbs rbt rbu rcb rcc rce rcg rci rcl rcn rcr rcs rct rcu re- reb rec ree reg rei rel ren rer res ret reu rgb rgc rge rgg rgi rgn rgr rgs rgt rib ric rie rig rii ril rin rir ris rit rlc rle rlg rli rll rln rlr rls rlt rlu rnb rnc rng rni rnn rnr rns rnt rnu rrb rrc rrg rri rrl rrn rrr rrs rrt rru rsb rsc rse rsg rsi rsl rsn rsr rss rst rsu rtb rtc rte rtg rti rtl rtn rtr rts rtt rtu rub ruc rue rug rui run rur rus rut ruu sbb sbc sbe sbg sbi sbl sbn sbr sbs sbt sbu scb scc sce scg sci scl scn scr scs sct scu se- seb sec see seg sei sel sen ser ses set seu sgb sgc sge