-er -ic b-p bbb bbc bbe bbi bbl bbm bbp bbr bbs bcb bcc bce bci bcl bcm bcp bcr bcs be- beb bec bee bei bel bem bep ber bes bi- bib bic bie bii bil bim bip bir bis blb blc ble bli bll blm blp blr bls bmb bmc bme bmi bml bmm bmp bmr bms bpb bpc bpe bpi bpl bpm bpp bpr bps brb bre bri brl brm brp brr brs bsb bsc bse bsi bsl bsm bsp bsr bss c-- cbb cbc cbe cbi cbl cbm cbp cbr cbs ccb ccc cce cci ccl ccm ccp ccr ccs ce- ceb cec cee cei cel cem cep cer ces ci- cib cic cie cii cil cim cip cir cis cl- clb clc cle cli cll clm clp clr cls cmb cmc cme cmi cml cmm cmp cmr cms cpb cpc cpe cpi cpl cpm cpp cpr cps crb crc cre cri crl crm crp crr crs csb csc cse csi csl csm csp csr css ebb ebc ebe ebi ebl ebm ebp ebr ebs ec- ecb ecc ece eci ecl ecm ecr ecs eeb eec eee eel eem eep eer ees eib eic eie eii eil eim eip eir eis elb elc ele eli ell elm elp elr els em- emb emc eme emi eml emm emp emr ems ep- epb epc epe epi epl epm epp epr eps erb erc ere eri erl erm erp err ers es- esb esc ese esi esl esm esp esr ess ibb ibc ibe ibi ibl ibm ibp ibr ibs icb icc ice ici icl icm icp icr ics ie- iec iee iei iel iem iep ier ies iib iic iie iii iil iim iip iir iis il- ilb ilc ile ili ill ilm ilp ilr ils im- imb imc ime imi iml imm imp ims ipb ipc ipe ipi ipl ipm ipp ipr ips ir- irb irc ire iri irl irm irp irr irs is- isb isc ise isi isl ism isp isr iss l-p lbb lbc lbe lbi lbl lbm lbp lbr lbs lcb lcc lce lci lcl lcm lcp lcr lcs leb lec lee lei lel lem lep ler les lib lic lie lii lil lim lip lir lis llb llc lle lli lll llm llp llr lls lmb lmc lme lmi lml lmm lmp lmr lms lpb lpc lpe lpi lpl lpm lpp lpr lps lrb lrc lri lrm lrp lrr lrs lsb lsc lse lsi lsl lsm lsp lsr lss m-r mbb mbc mbe mbi mbl mbm mbp mbr mbs mc- mcb mcc mce mci mcl mcm mcp mcr mcs meb mec mee mei mel mem mep mer mes mi- mib mic mie mii mil mim mip mir mis mlb mlc mle mli mll mlm mlp mlr mls mmb mmc mme mmi mml mmm mmp mmr mms mpb mpc mpe mpi mpl mpm mpp mpr mps mrb mrc mre mri mrl mrm mrp mrr mrs msb msc mse msi msl msm msp msr mss p-p pbb pbc pbe pbi pbl pbm pbp pbr pbs pcb pcc pce pci pcl pcm pcp pcr pcs peb pec pee pei pel pem pep per pes pib pic pie pii pil pim pip pir pis plb plc ple pli pll plm plp plr pls pmb pmc pme pmi pml pmm pmp pmr pms ppb ppc ppe ppi ppl ppm ppp ppr pps prb prc pre pri prl prm prp prr prs ps- psb psc pse psi psl psm psp psr pss rbb rbc rbe rbi rbl rbm rbp rbr rbs rcb rcc rce rci rcl rcm rcp rcr rcs re- reb rec ree rei rel rem rep rer res rib ric rie rii ril rim rip rir ris rlc rle rli rll rlm rlp rlr rls rmb rmc rme rmi rml rmm rmp rmr rms rpb rpc rpe rpi rpl rpm rpp rpr rps rrb rrc rri rrl rrm rrp rrr rrs rsb rsc rse rsi rsl rsm rsp rsr rss sbb sbc sbe sbi sbl sbm sbp sbr sbs scb scc sce sci scl scm scp scr scs se- seb sec see sei sel sem sep ser ses sib sic sie sii sil sim sip sir sis slb slc sle sli sll slm slp slr sls smb smc sme smi sml smm smp smr sms spb spc spe spi spl spm spp spr sps sr- srb src sre sri srl srm srp srr srs ss- ssb ssc sse ssi ssl ssm ssp ssr sss