-er -ic b-p bbb bbc bbe bbi bbl bbm bbn bbp bbr bbs bbt bcb bcc bce bci bcl bcm bcn bcp bcr bcs bct be- beb bec bee bei bel bem ben bep ber bes bet bi- bib bic bie bii bil bim bin bip bir bis bit blb blc ble bli bll blm bln blp blr bls blt bmb bmc bme bmi bml bmm bmn bmp bmr bms bmt bnb bnc bne bni bnl bnn bnp bnr bns bnt bpb bpc bpe bpi bpl bpm bpn bpp bpr bps bpt brb bre bri brl brm brn brp brr brs brt bsb bsc bse bsi bsl bsm bsn bsp bsr bss bst btb btc bte bti btl btm btn btp btr bts btt c-- cbb cbc cbe cbi cbl cbm cbn cbp cbr cbs cbt ccb ccc cce cci ccl ccm ccn ccp ccr ccs cct ce- ceb cec cee cei cel cem cen cep cer ces cet ci- cib cic cie cii cil cim cin cip cir cis cit cl- clb clc cle cli cll clm cln clp clr cls clt cmb cmc cme cmi cml cmm cmn cmp cmr cms cmt cn- cnb cnc cne cni cnl cnm cnn cnp cnr cns cnt cpb cpc cpe cpi cpl cpm cpn cpp cpr cps cpt crb crc cre cri crl crm crn crp crr crs crt csb csc cse csi csl csm csn csp csr css cst ctb ctc cte cti ctl ctm ctn ctp ctr cts ctt ebb ebc ebe ebi ebl ebm ebn ebp ebr ebs ebt ec- ecb ecc ece eci ecl ecm ecn ecr ecs ect eeb eec eee eel eem een eep eer ees eet eib eic eie eii eil eim ein eip eir eis eit elb elc ele eli ell elm eln elp elr els elt em- emb emc eme emi eml emm emn emp emr ems emt en- enb enc ene eni enl enm enn enp enr ens ent ep- epb epc epe epi epl epm epn epp epr eps ept erb erc ere eri erl erm ern erp err ers ert es- esb esc ese esi esl esm esn esp esr ess est etb etc ete eti etl etm etn etp etr ets ett ibb ibc ibe ibi ibl ibm ibn ibp ibr ibs ibt icb icc ice ici icl icm icn icp icr ics ict ie- iec iee iei iel iem ien iep ier ies iet iib iic iie iii iil iim iin iip iir iis iit il- ilb ilc ile ili ill ilm iln ilp ilr ils ilt im- imb imc ime imi iml imm imn imp ims imt in- inb inc ine ini inl inm inn inp inr ins int ipb ipc ipe ipi ipl ipm ipn ipp ipr ips ipt ir- irb irc ire iri irl irm irn irp irr irs irt is- isb isc ise isi isl ism isn isp isr iss ist itb itc ite iti itl itm itn itp its itt l-p lbb lbc lbe lbi lbl lbm lbp lbr lbs lbt lcb lcc lce lci lcl lcm lcn lcp lcr lcs lct leb lec lee lei lel lem len lep ler les let lib lic lie lii lil lim lin lip lir lis lit llb llc lle lli lll llm lln llp llr lls llt lmb lmc lme lmi lml lmm lmn lmp lmr lms lmt lnb lnc lne lni lnl lnm lnn lnp lnr lns lnt lpb lpc lpe lpi lpl lpm lpn lpp lpr lps lpt lrb lrc lri lrm lrn lrp lrr lrs lrt lsb lsc lse lsi lsl lsm lsn lsp lsr lss lst ltb ltc lte lti ltl ltm ltp ltr lts ltt m-r mbb mbc mbe mbi mbl mbm mbp mbr mbs mbt mc- mcb mcc mce mci mcl mcm mcn mcp mcr mcs mct meb mec mee mei mel mem men mep mer mes met mi- mib mic mie mii mil mim min mip mir mis mit mlb mlc mle mli mll mlm mln mlp mlr mls mlt mmb mmc mme mmi mml mmm mmn mmp mmr mms mmt mnb mnc mne mni mnl mnm mnn mnp mnr mns mnt mpb mpc mpe mpi mpl mpm mpn mpp mpr mps mpt mrb mrc mre mri mrl mrm mrn mrp mrr mrs mrt msb msc mse msi msl msm msn msp msr mss mst mtb mtc mte mti mtl mtm mtn mtp mtr mts mtt n-i nbb nbc nbe nbi nbl nbm nbn nbp nbr nbs nbt ncb ncc nce nci ncl ncm ncn ncp ncr ncs nct ne- neb nec nee nei nel nem nen nep ner nes net nib nic nie nii nil nim nin nip nir nis nit nlb nlc nle nli nll nlm nln nlp nlr nls nlt nmb nmc nme nmi nml nmm nmn nmp nmr nms nmt nnb nnc nne nni nnl nnm nnn nnp nns nnt npb npc npe npi npl npm npn npp npr nps npt nrb nrc nre nri nrl nrm nrn nrp nrr nrs nrt nsb nsc nse nsi nsl nsm nsn nsp nsr nss nst ntb ntc nte nti ntm ntn ntp ntr nts ntt p-p pbb pbc pbe pbi pbl pbm pbn pbp pbr pbs pbt pcb pcc pce pci pcl pcm pcn pcp pcr pcs pct peb pec pee pei pel pem pen pep per pes pet pib pic pie pii pil pim pin pip pir pis pit plb plc ple pli pll plm pln plp plr pls plt pmb pmc pme pmi pml pmm pmn pmp pmr pms pmt pn- pnb pnc pne pni pnl pnm pnn pnp pnr pns pnt ppb ppc ppe ppi ppl ppm ppn ppp ppr pps ppt prb prc pre pri prl prm prn prp prr prs prt ps- psb psc pse psi psl psm psn psp psr pss pst pt- ptb ptc pte pti ptl ptm ptn ptp ptr pts ptt rbb rbc rbe rbi rbl rbm rbn rbp rbr rbs rbt rcb rcc rce rci