-er -ic -up b-p b-u bbb bbc bbe bbg bbi bbn bbp bbr bbs bbt bbu bcb bcc bce bcg bci bcn bcp bcr bcs bct bcu be- beb bec bee beg bei ben bep ber bes bet beu bgb bgc bge bgg bgi bgn bgp bgr bgs bgt bgu bi- bib bic bie big bii bin bip bir bis bit biu bnb bnc bne bng bni bnn bnp bnr bns bnt bnu bpb bpc bpe bpg bpi bpn bpp bpr bps bpt bpu brb bre brg bri brn brp brr brs brt bru bsb bsc bse bsg bsi bsn bsp bsr bss bst bsu btb btc bte btg bti btn btp btr bts btt btu bub buc bue bug bui bun bup bur bus but buu c-- cbb cbc cbe cbg cbi cbn cbp cbr cbs cbt cbu ccb ccc cce ccg cci ccn ccp ccr ccs cct ccu ce- ceb cec cee ceg cei cen cep cer ces cet ceu cgb cgc cge cgg cgi cgn cgp cgr cgs cgt cgu ci- cib cic cie cig cii cin cip cir cis cit ciu cn- cnb cnc cne cng cni cnn cnp cnr cns cnt cnu cpb cpc cpe cpg cpi cpn cpp cpr cps cpt cpu crb crc cre crg cri crn crp crr crs crt cru csb csc cse csg csi csn csp csr css cst csu ctb ctc cte ctg cti ctn ctp ctr cts ctt ctu cub cuc cue cug cui cun cup cur cus cut cuu ebb ebc ebe ebg ebi ebn ebp ebr ebs ebt ebu ec- ecb ecc ece ecg eci ecn ecr ecs ect ecu eeb eec eee eeg een eep eer ees eet egb egc ege egg egi egn egp egr egs egt egu eib eic eie eig eii ein eip eir eis eit eiu en- enb enc ene eng eni enn enp enr ens ent enu ep- epb epc epe epg epi epn epp epr eps ept epu erb erc ere erg eri ern erp err ers ert eru es- esb esc ese esg esi esn esp esr ess est esu etb etc ete etg eti etn etp etr ets ett etu eu- eub euc eue eug eui eun eup eur eus eut g-p gbc gbe gbg gbi gbn gbp gbr gbs gbt gbu gcb gcc gce gcg gci gcn gcp gcr gcs gct gcu ge- geb gec gee geg gei gen gep ger ges get geu ggb ggc ggg ggi ggn ggp ggr ggs ggt ggu gib gic gie gig gii gin gip gir gis git giu gnb gnc gne gni gnn gnp gnr gns gnt gnu gpb gpc gpe gpg gpi gpn gpp gpr gps gpt gpu grb grc gre grg gri grn grp grr grs grt gru gsb gsc gse gsg gsi gsn gsp gsr gss gst gsu gtb gtc gte gtg gti gtn gtp gtr gts gtt gtu gu- gub guc gue gug gui gun gup gur gus gut guu ibb ibc ibe ibg ibi ibn ibp ibr ibs ibt ibu icb icc ice icg ici icn icp icr ics ict icu ie- iec iee ieg iei ien iep ier ies iet igb igc ige igg igi ign igp igr igs igt igu iib iic iie iii iin iip iir iis iit iiu in- inb inc ine ing ini inn inp inr ins int inu ipb ipc ipe ipg ipi ipn ipp ipr ips ipt ipu ir- irb irc ire irg iri irn irp irr irs irt iru is- isb isc ise isg isi isn isp isr iss ist isu itb itc ite itg iti itn itp its itt itu iu- iub iuc iue iug iui iup iur ius iut n-i nbb nbc nbe nbg nbi nbn nbp nbr nbs nbt nbu ncb ncc nce ncg nci ncn ncp ncr ncs nct ncu ne- neb nec nee neg nei nen nep ner nes net neu ngb ngc nge ngg ngi ngn ngp ngs ngt ngu nib nic nie nig nii nin nip nir nis nit niu nnb nnc nne nng nni nnn nnp nns nnt nnu npb npc npe npg npi npn npp npr nps npt npu nrb nrc nre nrg nri nrn nrp nrr nrs nrt nru nsb nsc nse nsg nsi nsn nsp nsr nss nst nsu ntb ntc nte ntg nti ntn ntp ntr nts ntt ntu nub nuc nue nug nui nun nup nur nus nut nuu p-p pbb pbc pbe pbg pbi pbn pbp pbr pbs pbt pbu pcb pcc pce pcg pci pcn pcp pcr pcs pct pcu peb pec pee peg pei pen pep per pes pet peu pgb pgc pge pgg pgi pgn pgp pgr pgs pgt pib pic pie pig pii pin pip pir pis pit piu pn- pnb pnc pne png pni pnn pnp pnr pns pnt pnu ppb ppc ppe ppg ppi ppn ppp ppr pps ppt ppu prb prc pre prg pri prn prp prr prs prt pru ps- psb psc pse psg psi psn psp psr pss pst psu pt- ptb ptc pte ptg pti ptn ptp ptr pts ptt ptu pub puc pue pug pui pun pup pur pus put puu rbb rbc rbe rbg rbi rbn rbp rbr rbs rbt rbu rcb rcc rce rcg rci rcn rcp rcr rcs rct rcu re- reb rec ree reg rei ren rep rer res ret reu rgb rgc rge rgg rgi rgn rgp rgr rgs rgt rib ric rie rig rii rin rip rir ris rit rnb rnc rng rni rnn rnp rnr rns rnt rnu rpb rpc rpe rpg rpi rpn rpp rpr rps rpt rpu rrb rrc rrg rri rrn rrp rrr rrs rrt rru rsb rsc rse rsg rsi rsn rsp rsr rss rst rsu rtb rtc rte rtg rti rtn rtp rtr rts rtt rtu rub ruc rue rug rui run rup rur rus rut ruu sbb sbc sbe sbg sbi sbn sbp sbr sbs sbt sbu scb scc sce scg sci scn scp scr scs sct scu