-er -th b-u bbb bbc bbe bbh bbm bbn bbr bbt bbu bcb bcc bce bch bcm bcn bcr bct bcu be- beb bec bee beh bem ben ber bet beu bhb bhc bhe bhh bhm bhr bht bhu bmb bmc bme bmh bmm bmn bmr bmt bmu bnb bnc bne bnn bnr bnt bnu brb bre brh brm brn brr brt bru btb btc bte bth btm btn btr btt btu bub buc bue buh bum bun bur but buu c-- cbb cbc cbe cbh cbm cbn cbr cbt cbu ccb ccc cce cch ccm ccn ccr cct ccu ce- ceb cec cee ceh cem cen cer cet ceu ch- chb chc che chh chm chn chr cht chu cmb cmc cme cmh cmm cmn cmr cmt cmu cn- cnb cnc cne cnh cnm cnn cnr cnt cnu crb crc cre crh crm crn crr crt cru ctb ctc cte cth ctm ctn ctr ctt ctu cub cuc cue cuh cum cun cur cut cuu ebb ebc ebe ebh ebm ebn ebr ebt ebu ec- ecb ecc ece ech ecm ecn ecr ect ecu eeb eec eee eem een eer eet ehb ehc ehe ehh ehm ehn ehr eht ehu em- emb emc eme emh emm emn emr emt emu en- enb enc ene enh enm enn enr ent enu erb erc ere erh erm ern err ert eru etb etc ete eth etm etn etr ett etu eu- eub euc eue eun eur eut hbb hbc hbe hbh hbm hbn hbr hbt hbu hcb hcc hce hch hcm hcn hcr hct he- heb hec hee heh hem hen her het heu hhb hhc hhe hhh hhm hhn hhr hht hhu hmb hmc hme hmh hmm hmr hmt hmu hnb hnc hne hnh hnn hnt hnu hr- hrb hrc hre hrh hrm hrn hrr hrt hru htb htc hte hth htm htn htr htt hub huc hue huh hum hun hur hut huu m-r mbb mbc mbe mbh mbm mbr mbt mbu mc- mcb mcc mce mch mcm mcn mcr mct mcu meb mec mee meh mem men mer met meu mhc mhh mhm mhn mhr mht mhu mmb mmc mme mmh mmm mmn mmr mmt mmu mnb mnc mne mnm mnn mnr mnt mnu mrb mrc mre mrh mrm mrn mrr mrt mru mtb mtc mte mth mtm mtn mtr mtt mtu mub muc mue muh mum mun mur mut muu nbb nbc nbe nbm nbn nbr nbt nbu ncb ncc nce nch ncm ncn ncr nct ncu ne- neb nec nee neh nem nen ner net neu nhb nhc nhe nhh nhm nhn nhr nht nhu nmb nmc nme nmh nmm nmn nmr nmt nmu nnb nnc nne nnh nnm nnn nnt nnu nrb nrc nre nrm nrn nrr nrt nru ntb ntc nte nth ntm ntn ntr ntt ntu nub nuc nue nuh num nun nur nut nuu rbb rbc rbe rbh rbm rbn rbr rbt rbu rcb rcc rce rch rcm rcn rcr rct rcu re- reb rec ree reh rem ren rer ret reu rh- rhb rhc rhe rhh rhm rhn rhr rht rhu rmb rmc rme rmh rmm rmn rmr rmt rnb rnc rnh rnm rnn rnr rnt rnu rrb rrc rrh rrm rrn rrr rrt rru rtb rtc rte rtm rtn rtr rtt rtu rub ruc rue ruh rum run rur rut ruu tbb tbc tbe tbh tbm tbn tbr tbt tbu tcb tcc tce tch tcm tcn tcr tct tcu te- teb tec tee teh tem ten ter tet teu th- thb thc the thh thm thn thr tht thu tmb tmc tme tmh tmm tmn tmr tmt tmu tnb tnc tne tnh tnm tnn tnr tnt trb trc tre trh trm trn trr trt tru ttb ttc tte tth ttm ttn ttr ttt ttu tub tuc tue tuh tum tun tur tut tuu ubb ubc ube ubh ubn ubr ubt ubu ucb ucc uce uch ucm ucn ucr uct ucu ueb uec uee ueh uem uen uer uet uhb uhc uhe uhh uhm uhr uht uhu um- umb umc ume umh umm umn umr umt umu un- unb unc une unh unm unn unr unt unu ur- urb urc ure urm urn urr urt uru utb utc ute uth utm utn utr utt utu uuc uue uum uun uur uut uuu

-ene bbbb bbch bbcm bbeb bbet bbrc bcbc bccc bccm bcec bcer bcet bche bcnu bcru bctc bcuc bebb bebe bech becu beeb beem been beer beet behm behn behr beme bemu bene benn bent benu berc bere berm bern berr bert beru betc bete beth bett betu beur bhcc bher bhet bhrt bhur bhut bhuu bmce bmnh bmtc bner bnet bnrr bntm brcb brce breb brec bree brem bren brer bret brmc brrm brrr brtc bruc brue bruh brum brun brut btcc btec bten btrc btrt bttb bubb bube bubu bucc buce buch bucu buem buen buer bueu buhe buhr bum- bumb bunb bune bunn bunt bunu bur- burb bure burh burm burn burr burt buru but- bute butt cbbc cbcc cbce cbcm cbcn cbcr cbct cbcu cbec cbee cber cbet cbme cbre cbrh cbrm cbrn cbrt cbtc ccbc ccbn cccb cccc cccm cccu ccee cche cchr ccmb ccmc ccmm ccnb ccnc ccne ccnm ccnr ccnu ccrc ccre ccrt cctb cctc cctt ccuc ccut cebu cec- cece cecm cect ceeb ceec ceem cemb ceme cemm cemr cemu cen- cene cent cer- cerc cere cern cert cet- cete chce chch chcm cheb chec chee cheh chem chen cher chet cheu chmb chmc chmn chmt chnb chnc chnm chnr chrb chrc chrn chrr chrt chtm chtr chtt chub chum chun chur chut cmbc cmcc cmec cmhc cmmb cmmc cmmn cmnh cmrn cmrr cmtc cmtu cnbc cnbm cnet cnrc cnrr cnrt cntc cntm cntr cnut crbc crbu crcc crce crcr cre- creb crec cree creh crem cren cret creu crmb crmn crne crrt crtc crtm crub crue crum crun crut ctec cten ctne ctrc ctrm ctrn cttn cub- cubb cube cucc