-er -ic bbb bbc bbe bbi bbn bbr bbt bcb bcc bce bci bcn bcr bct bcz be- beb bec bee bei ben ber bet bez bi- bib bic bie bii bin bir bit biz bnb bnc bne bni bnn bnr bnt bnz brb bre bri brn brr brt brz btb btc bte bti btn btr btt btz bze bzn bzr bzz c-- cbb cbc cbe cbi cbn cbr cbt cbz ccb ccc cce cci ccn ccr cct ccz ce- ceb cec cee cei cen cer cet cez ci- cib cic cie cii cin cir cit cn- cnb cnc cne cni cnn cnr cnt crb crc cre cri crn crr crt crz ctb ctc cte cti ctn ctr ctt ctz cz- czc cze czt ebb ebc ebe ebi ebn ebr ebt ec- ecb ecc ece eci ecn ecr ect eeb eec eee een eer eet eib eic eie eii ein eir eit en- enb enc ene eni enn enr ent enz erb erc ere eri ern err ert erz etb etc ete eti etn etr ett etz eze ezr ezz ibb ibc ibe ibi ibn ibr ibt ibz icb icc ice ici icn icr ict icz ie- iec iee iei ien ier iet iib iic iie iii iin iir iit in- inb inc ine ini inn inr int ir- irb irc ire iri irn irr irt itb itc ite iti itn itt itz ize izi izz n-i nbb nbc nbe nbi nbn nbr nbt ncb ncc nce nci ncn ncr nct ne- neb nec nee nei nen ner net nez nib nic nie nii nin nir nit niz nnb nnc nne nni nnn nnt nnz nrb nrc nre nri nrn nrr nrt nrz ntb ntc nte nti ntn ntr ntt ntz nzb nze nzi nzz rbb rbc rbe rbi rbn rbr rbt rcb rcc rce rci rcn rcr rct re- reb rec ree rei ren rer ret rez rib ric rie rii rin rir rit riz rnb rnc rni rnn rnr rnt rnz rrb rrc rri rrn rrr rrt rtb rtc rte rti rtn rtr rtt rtz rzb rze tbb tbc tbe tbi tbn tbr tbt tbz tcb tcc tce tci tcn tcr tct te- teb tec tee tei ten ter tet tez tib tic tie tii tin tir tit tiz tnb tnc tne tni tnn tnr tnt tnz trb trc tre tri trn trr trt trz ttb ttc tte tti ttn ttr ttt tze zbb zbc zbr zbt zce zeb zec zee zen zer zet zez zib zie zin zir zit ziz znc zne znn zte ztr zzr zzt zzz