-er -ic b-u bbb bbc bbe bbg bbi bbm bbn bbr bbs bbt bbu bcb bcc bce bcg bci bcm bcn bcr bcs bct bcu be- beb bec bee beg bei bem ben ber bes bet beu bgb bgc bge bgg bgi bgm bgn bgr bgs bgt bgu bi- bib bic bie big bii bim bin bir bis bit biu bmb bmc bme bmg bmi bmm bmn bmr bms bmt bmu bnb bnc bne bng bni bnn bnr bns bnt bnu brb bre brg bri brm brn brr brs brt bru bsb bsc bse bsg bsi bsm bsn bsr bss bst bsu btb btc bte btg bti btm btn btr bts btt btu bub buc bue bug bui bum bun bur bus but buu c-- cbb cbc cbe cbg cbi cbm cbn cbr cbs cbt cbu ccb ccc cce ccg cci ccm ccn ccr ccs cct ccu ce- ceb cec cee ceg cei cem cen cer ces cet ceu cgb cgc cge cgg cgi cgm cgn cgr cgs cgt cgu ci- cib cic cie cig cii cim cin cir cis cit ciu cmb cmc cme cmg cmi cmm cmn cmr cms cmt cmu cn- cnb cnc cne cng cni cnm cnn cnr cns cnt cnu crb crc cre crg cri crm crn crr crs crt cru csb csc cse csg csi csm csn csr css cst csu ctb ctc cte ctg cti ctm ctn ctr cts ctt ctu cub cuc cue cug cui cum cun cur cus cut cuu ebb ebc ebe ebg ebi ebm ebn ebr ebs ebt ebu ec- ecb ecc ece ecg eci ecm ecn ecr ecs ect ecu eeb eec eee eeg eem een eer ees eet egb egc ege egg egi egm egn egr egs egt egu eib eic eie eig eii eim ein eir eis eit eiu em- emb emc eme emg emi emm emn emr ems emt emu en- enb enc ene eng eni enm enn enr ens ent enu erb erc ere erg eri erm ern err ers ert eru es- esb esc ese esg esi esm esn esr ess est esu etb etc ete etg eti etm etn etr ets ett etu eu- eub euc eue eug eui eun eur eus eut gbc gbe gbg gbi gbm gbn gbr gbs gbt gbu gcb gcc gce gcg gci gcm gcn gcr gcs gct gcu ge- geb gec gee geg gei gem gen ger ges get geu ggb ggc ggg ggi ggm ggn ggr ggs ggt ggu gib gic gie gig gii gim gin gir gis git giu gmb gmc gme gmg gmi gmm gmn gmr gms gmt gnb gnc gne gni gnm gnn gnr gns gnt gnu grb grc gre grg gri grm grn grr grs grt gru gsb gsc gse gsg gsi gsm gsn gsr gss gst gsu gtb gtc gte gtg gti gtm gtn gtr gts gtt gtu gu- gub guc gue gug gui gum gun gur gus gut guu ibb ibc ibe ibg ibi ibm ibn ibr ibs ibt ibu icb icc ice icg ici icm icn icr ics ict icu ie- iec iee ieg iei iem ien ier ies iet igb igc ige igg igi igm ign igr igs igt igu iib iic iie iii iim iin iir iis iit iiu im- imb imc ime img imi imm imn ims imt imu in- inb inc ine ing ini inm inn inr ins int inu ir- irb irc ire irg iri irm irn irr irs irt iru is- isb isc ise isg isi ism isn isr iss ist isu itb itc ite itg iti itm itn its itt itu iu- iub iuc iue iug iui ium iur ius iut m-r mbb mbc mbe mbg mbi mbm mbr mbs mbt mbu mc- mcb mcc mce mcg mci mcm mcn mcr mcs mct mcu meb mec mee meg mei mem men mer mes met meu mgb mgc mge mgi mgm mgn mgr mgs mgt mgu mi- mib mic mie mig mii mim min mir mis mit miu mmb mmc mme mmg mmi mmm mmn mmr mms mmt mmu mnb mnc mne mng mni mnm mnn mnr mns mnt mnu mrb mrc mre mrg mri mrm mrn mrr mrs mrt mru msb msc mse msg msi msm msn msr mss mst msu mtb mtc mte mtg mti mtm mtn mtr mts mtt mtu mub muc mue mug mui mum mun mur mus mut muu n-i nbb nbc nbe nbg nbi nbm nbn nbr nbs nbt nbu ncb ncc nce ncg nci ncm ncn ncr ncs nct ncu ne- neb nec nee neg nei nem nen ner nes net neu ngb ngc nge ngg ngi ngm ngn ngs ngt ngu nib nic nie nig nii nim nin nir nis nit niu nmb nmc nme nmg nmi nmm nmn nmr nms nmt nmu nnb nnc nne nng nni nnm nnn nns nnt nnu nrb nrc nre nrg nri nrm nrn nrr nrs nrt nru nsb nsc nse nsg nsi nsm nsn nsr nss nst nsu ntb ntc nte ntg nti ntm ntn ntr nts ntt ntu nub nuc nue nug nui num nun nur nus nut nuu rbb rbc rbe rbg rbi rbm rbn rbr rbs rbt rbu rcb rcc rce rcg rci rcm rcn rcr rcs rct rcu re- reb rec ree reg rei rem ren rer res ret reu rgb rgc rge rgg rgi rgn rgr rgs rgt rib ric rie rig rii rim rin rir ris rit rmb rmc rme rmg rmi rmm rmn rmr rms rmt rnb rnc rng rni rnm rnn rnr rns rnt rnu rrb rrc rrg rri rrm rrn rrr rrs rrt rru rsb rsc rse rsg rsi rsm rsn rsr rss rst rsu rtb rtc rte rtg rti rtm rtn rtr rts rtt rtu rub ruc rue rug rui rum run rur rus rut ruu sbb sbc sbe sbg sbi sbm sbn sbr sbs sbt sbu scb scc sce scg sci scm scn scr scs sct scu se- seb sec see seg sei sem sen ser