-er -ic b-u bbb bbc bbe bbi bbm bbn bbr bbt bbu bcb bcc bce bci bcm bcn bcr bct bcu be- beb bec bee bei bem ben ber bet beu bi- bib bic bie bii bim bin bir bit biu bmb bmc bme bmi bmm bmn bmr bmt bmu bnb bnc bne bni bnn bnr bnt bnu brb bre bri brm brn brr brt bru btb btc bte bti btm btn btr btt btu bub buc bue bui bum bun bur but buu c-- cbb cbc cbe cbi cbm cbn cbr cbt cbu ccb ccc cce cci ccm ccn ccr cct ccu ce- ceb cec cee cei cem cen cer cet ceu ci- cib cic cie cii cim cin cir cit ciu cmb cmc cme cmi cmm cmn cmr cmt cmu cn- cnb cnc cne cni cnm cnn cnr cnt cnu crb crc cre cri crm crn crr crt cru ctb ctc cte cti ctm ctn ctr ctt ctu cub cuc cue cui cum cun cur cut cuu ebb ebc ebe ebi ebm ebn ebr ebt ebu ec- ecb ecc ece eci ecm ecn ecr ect ecu eeb eec eee eem een eer eet eib eic eie eii eim ein eir eit eiu em- emb emc eme emi emm emn emr emt emu en- enb enc ene eni enm enn enr ent enu erb erc ere eri erm ern err ert eru etb etc ete eti etm etn etr ett etu eu- eub euc eue eui eun eur eut ibb ibc ibe ibi ibm ibn ibr ibt ibu icb icc ice ici icm icn icr ict icu ie- iec iee iei iem ien ier iet iib iic iie iii iim iin iir iit iiu im- imb imc ime imi imm imn imt imu in- inb inc ine ini inm inn inr int inu ir- irb irc ire iri irm irn irr irt iru itb itc ite iti itm itn itt itu iu- iub iuc iue iui ium iur iut m-r mbb mbc mbe mbi mbm mbr mbt mbu mc- mcb mcc mce mci mcm mcn mcr mct mcu meb mec mee mei mem men mer met meu mi- mib mic mie mii mim min mir mit miu mmb mmc mme mmi mmm mmn mmr mmt mmu mnb mnc mne mni mnm mnn mnr mnt mnu mrb mrc mre mri mrm mrn mrr mrt mru mtb mtc mte mti mtm mtn mtr mtt mtu mub muc mue mui mum mun mur mut muu n-i nbb nbc nbe nbi nbm nbn nbr nbt nbu ncb ncc nce nci ncm ncn ncr nct ncu ne- neb nec nee nei nem nen ner net neu nib nic nie nii nim nin nir nit niu nmb nmc nme nmi nmm nmn nmr nmt nmu nnb nnc nne nni nnm nnn nnt nnu nrb nrc nre nri nrm nrn nrr nrt nru ntb ntc nte nti ntm ntn ntr ntt ntu nub nuc nue nui num nun nur nut nuu rbb rbc rbe rbi rbm rbn rbr rbt rbu rcb rcc rce rci rcm rcn rcr rct rcu re- reb rec ree rei rem ren rer ret reu rib ric rie rii rim rin rir rit rmb rmc rme rmi rmm rmn rmr rmt rnb rnc rni rnm rnn rnr rnt rnu rrb rrc rri rrm rrn rrr rrt rru rtb rtc rte rti rtm rtn rtr rtt rtu rub ruc rue rui rum run rur rut ruu tbb tbc tbe tbi tbm tbn tbr tbt tbu tcb tcc tce tci tcm tcn tcr tct tcu te- teb tec tee tei tem ten ter tet teu tib tic tie tii tim tin tir tit tiu tmb tmc tme tmi tmm tmn tmr tmt tmu tnb tnc tne tni tnm tnn tnr tnt trb trc tre tri trm trn trr trt tru ttb ttc tte tti ttm ttn ttr ttt ttu tub tuc tue tui tum tun tur tut tuu ubb ubc ube ubi ubn ubr ubt ubu ucb ucc uce uci ucm ucn ucr uct ucu ueb uec uee uei uem uen uer uet uib uic uie uii uim uin uir uit uiu um- umb umc ume umi umm umn umr umt umu un- unb unc une uni unm unn unr unt unu ur- urb urc ure uri urm urn urr urt uru utb utc ute uti utm utn utr utt utu uuc uue uum uun uur uut uuu