-er -ic -th b-u bbb bbc bbe bbh bbi bbl bbn bbr bbs bbt bbu bcb bcc bce bch bci bcl bcn bcr bcs bct bcu be- beb bec bee beh bei bel ben ber bes bet beu bhb bhc bhe bhh bhi bhl bhr bhs bht bhu bi- bib bic bie bih bii bil bin bir bis bit biu blb blc ble blh bli bll bln blr bls blt blu bnb bnc bne bni bnl bnn bnr bns bnt bnu brb bre brh bri brl brn brr brs brt bru bsb bsc bse bsh bsi bsl bsn bsr bss bst bsu btb btc bte bth bti btl btn btr bts btt btu bub buc bue buh bui bul bun bur bus but buu c-- cbb cbc cbe cbh cbi cbl cbn cbr cbs cbt cbu ccb ccc cce cch cci ccl ccn ccr ccs cct ccu ce- ceb cec cee ceh cei cel cen cer ces cet ceu ch- chb chc che chh chi chl chn chr chs cht chu ci- cib cic cie cih cii cil cin cir cis cit ciu cl- clb clc cle clh cli cll cln clr cls clt clu cn- cnb cnc cne cnh cni cnl cnn cnr cns cnt cnu crb crc cre crh cri crl crn crr crs crt cru csb csc cse csh csi csl csn csr css cst csu ctb ctc cte cth cti ctl ctn ctr cts ctt ctu cub cuc cue cuh cui cul cun cur cus cut cuu ebb ebc ebe ebh ebi ebl ebn ebr ebs ebt ebu ec- ecb ecc ece ech eci ecl ecn ecr ecs ect ecu eeb eec eee eel een eer ees eet ehb ehc ehe ehh ehi ehl ehn ehr ehs eht ehu eib eic eie eii eil ein eir eis eit eiu elb elc ele elh eli ell eln elr els elt elu en- enb enc ene enh eni enl enn enr ens ent enu erb erc ere erh eri erl ern err ers ert eru es- esb esc ese esh esi esl esn esr ess est esu etb etc ete eth eti etl etn etr ets ett etu eu- eub euc eue eui eul eun eur eus eut h-i hbb hbc hbe hbh hbi hbl hbn hbr hbs hbt hbu hcb hcc hce hch hci hcl hcn hcr hcs hct he- heb hec hee heh hei hel hen her hes het heu hhb hhc hhe hhh hhi hhl hhn hhr hhs hht hhu hib hic hie hih hii hil hin hir his hit hiu hlb hlc hle hlh hli hll hln hlr hls hlt hlu hnb hnc hne hnh hnl hnn hns hnt hnu hr- hrb hrc hre hrh hri hrl hrn hrr hrs hrt hru hsb hsc hse hsh hsi hsl hsn hsr hss hst hsu htb htc hte hth hti htl htn htr hts htt hub huc hue huh hui hul hun hur hus hut huu ibb ibc ibe ibh ibi ibl ibn ibr ibs ibt ibu icb icc ice ich ici icl icn icr ics ict icu ie- iec iee iei iel ien ier ies iet ihb ihc ihe ihh ihi ihl ihn ihr ihs iht ihu iib iic iie iih iii iil iin iir iis iit iiu il- ilb ilc ile ilh ili ill iln ilr ils ilt ilu in- inb inc ine inh ini inl inn inr ins int inu ir- irb irc ire iri irl irn irr irs irt iru is- isb isc ise ish isi isl isn isr iss ist isu itb itc ite ith iti itl itn its itt itu iu- iub iuc iue iui iur ius iut lbb lbc lbe lbh lbi lbl lbr lbs lbt lbu lcb lcc lce lch lci lcl lcn lcr lcs lct lcu leb lec lee leh lei lel len ler les let leu lhb lhc lhh lhi lhr lhs lht lhu lib lic lie lih lii lil lin lir lis lit liu llb llc lle lli lll lln llr lls llt llu lnb lnc lne lnh lni lnl lnn lnr lns lnt lnu lrb lrc lrh lri lrn lrr lrs lrt lru lsb lsc lse lsh lsi lsl lsn lsr lss lst lsu ltb ltc lte lth lti ltl ltr lts ltt ltu lub luc lue luh lui lul lun lur lus lut luu n-i nbb nbc nbe nbi nbl nbn nbr nbs nbt nbu ncb ncc nce nch nci ncl ncn ncr ncs nct ncu ne- neb nec nee neh nei nel nen ner nes net neu nhb nhc nhe nhh nhi nhl nhn nhr nhs nht nhu nib nic nie nih nii nil nin nir nis nit niu nlb nlc nle nlh nli nll nln nlr nls nlt nlu nnb nnc nne nnh nni nnl nnn nns nnt nnu nrb nrc nre nri nrl nrn nrr nrs nrt nru nsb nsc nse nsh nsi nsl nsn nsr nss nst nsu ntb ntc nte nth nti ntn ntr nts ntt ntu nub nuc nue nuh nui nul nun nur nus nut nuu rbb rbc rbe rbh rbi rbl rbn rbr rbs rbt rbu rcb rcc rce rch rci rcl rcn rcr rcs rct rcu re- reb rec ree reh rei rel ren rer res ret reu rh- rhb rhc rhe rhh rhi rhl rhn rhr rhs rht rhu rib ric rie rih rii ril rin rir ris rit rlc rle rlh rli rll rln rlr rls rlt rlu rnb rnc rnh rni rnn rnr rns rnt rnu rrb rrc rrh rri rrl rrn rrr rrs rrt rru rsb rsc rse rsh rsi rsl rsn rsr rss rst rsu rtb rtc rte rti rtl rtn rtr rts rtt rtu rub ruc rue ruh rui run rur rus rut ruu sbb sbc sbe sbh sbi sbl sbn sbr sbs sbt sbu scb scc sce sch sci scl scn scr scs sct scu se- seb sec see seh sei sel sen ser ses set seu sh- shb shc she shh shi shl shn shr shs