-er -ic -up b-p b-u bbb bbc bbe bbi bbl bbn bbp bbr bbu bcb bcc bce bci bcl bcn bcp bcr bcu be- beb bec bee bei bel ben bep ber beu bi- bib bic bie bii bil bin bip bir biu blb blc ble bli bll bln blp blr blu bnb bnc bne bni bnl bnn bnp bnr bnu bpb bpc bpe bpi bpl bpn bpp bpr bpu brb bre bri brl brn brp brr bru bub buc bue bui bul bun bup bur buu c-- cbb cbc cbe cbi cbl cbn cbp cbr cbu ccb ccc cce cci ccl ccn ccp ccr ccu ce- ceb cec cee cei cel cen cep cer ceu ci- cib cic cie cii cil cin cip cir ciu cl- clb clc cle cli cll cln clp clr clu cn- cnb cnc cne cni cnl cnn cnp cnr cnu cpb cpc cpe cpi cpl cpn cpp cpr cpu crb crc cre cri crl crn crp crr cru cub cuc cue cui cul cun cup cur cuu ebb ebc ebe ebi ebl ebn ebp ebr ebu ec- ecb ecc ece eci ecl ecn ecr ecu eeb eec eee eel een eep eer eib eic eie eii eil ein eip eir eiu elb elc ele eli ell eln elp elr elu en- enb enc ene eni enl enn enp enr enu ep- epb epc epe epi epl epn epp epr epu erb erc ere eri erl ern erp err eru eu- eub euc eue eui eul eun eup eur ibb ibc ibe ibi ibl ibn ibp ibr ibu icb icc ice ici icl icn icp icr icu ie- iec iee iei iel ien iep ier iib iic iie iii iil iin iip iir iiu il- ilb ilc ile ili ill iln ilp ilr ilu in- inb inc ine ini inl inn inp inr inu ipb ipc ipe ipi ipl ipn ipp ipr ipu ir- irb irc ire iri irl irn irp irr iru iu- iub iuc iue iui iup iur l-p lbb lbc lbe lbi lbl lbp lbr lbu lcb lcc lce lci lcl lcn lcp lcr lcu leb lec lee lei lel len lep ler leu lib lic lie lii lil lin lip lir liu llb llc lle lli lll lln llp llr llu lnb lnc lne lni lnl lnn lnp lnr lnu lpb lpc lpe lpi lpl lpn lpp lpr lpu lrb lrc lri lrn lrp lrr lru lub luc lue lui lul lun lup lur luu n-i nbb nbc nbe nbi nbl nbn nbp nbr nbu ncb ncc nce nci ncl ncn ncp ncr ncu ne- neb nec nee nei nel nen nep ner neu nib nic nie nii nil nin nip nir niu nlb nlc nle nli nll nln nlp nlr nlu nnb nnc nne nni nnl nnn nnp nnu npb npc npe npi npl npn npp npr npu nrb nrc nre nri nrl nrn nrp nrr nru nub nuc nue nui nul nun nup nur nuu p-p pbb pbc pbe pbi pbl pbn pbp pbr pbu pcb pcc pce pci pcl pcn pcp pcr pcu peb pec pee pei pel pen pep per peu pib pic pie pii pil pin pip pir piu plb plc ple pli pll pln plp plr plu pn- pnb pnc pne pni pnl pnn pnp pnr pnu ppb ppc ppe ppi ppl ppn ppp ppr ppu prb prc pre pri prl prn prp prr pru pub puc pue pui pul pun pup pur puu rbb rbc rbe rbi rbl rbn rbp rbr rbu rcb rcc rce rci rcl rcn rcp rcr rcu re- reb rec ree rei rel ren rep rer reu rib ric rie rii ril rin rip rir rlc rle rli rll rln rlp rlr rlu rnb rnc rni rnn rnp rnr rnu rpb rpc rpe rpi rpl rpn rpp rpr rpu rrb rrc rri rrl rrn rrp rrr rru rub ruc rue rui run rup rur ruu ubb ubc ube ubi ubl ubn ubp ubr ubu ucb ucc uce uci ucl ucn ucp ucr ucu ueb uec uee uei uel uen uep uer uib uic uie uii uil uin uip uir uiu ulb ulc ule uli ull uln ulp ulr ulu un- unb unc une uni unl unn unp unr unu up- upb upc upe upi upn upp upr upu ur- urb urc ure uri url urn urp urr uru uuc uue uun uur uuu