-er -ic bbb bbc bbe bbi bbl bbn bbr bcb bcc bce bci bcl bcn bcr be- beb bec bee bei bel ben ber bi- bib bic bie bii bil bin bir blb blc ble bli bll bln blr bnb bnc bne bni bnl bnn bnr brb bre bri brl brn brr c-- cbb cbc cbe cbi cbl cbn cbr ccb ccc cce cci ccl ccn ccr ce- ceb cec cee cei cel cen cer ci- cib cic cie cii cil cin cir cl- clb clc cle cli cll cln clr cn- cnb cnc cne cni cnl cnn cnr crb crc cre cri crl crn crr ebb ebc ebe ebi ebl ebn ebr ec- ecb ecc ece eci ecl ecn ecr eeb eec eee eel een eer eib eic eie eii eil ein eir elb elc ele eli ell eln elr en- enb enc ene eni enl enn enr erb erc ere eri erl ern err ibb ibc ibe ibi ibl ibn ibr icb icc ice ici icl icn icr ie- iec iee iei iel ien ier iib iic iie iii iil iin iir il- ilb ilc ile ili ill iln ilr in- inb inc ine ini inl inn inr ir- irb irc ire iri irl irn irr lbb lbc lbe lbi lbl lbr lcb lcc lce lci lcl lcn lcr leb lec lee lei lel len ler lib lic lie lii lil lin lir llb llc lle lli lll lln llr lnb lnc lne lni lnl lnn lnr lrb lrc lri lrn lrr n-i nbb nbc nbe nbi nbl nbn nbr ncb ncc nce nci ncl ncn ncr ne- neb nec nee nei nel nen ner nib nic nie nii nil nin nir nlb nlc nle nli nll nln nlr nnb nnc nne nni nnl nnn nrb nrc nre nri nrl nrn nrr rbb rbc rbe rbi rbl rbn rbr rcb rcc rce rci rcl rcn rcr re- reb rec ree rei rel ren rer rib ric rie rii ril rin rir rlc rle rli rll rln rlr rnb rnc rni rnn rnr rrb rrc rri rrl rrn rrr