-er b-p bbb bbe bbg bbi bbl bbm bbp bbr bbs bbt be- beb bee beg bei bel bem bep ber bes bet bgb bge bgg bgi bgl bgm bgp bgr bgs bgt bi- bib bie big bii bil bim bip bir bis bit blb ble blg bli bll blm blp blr bls blt bmb bme bmg bmi bml bmm bmp bmr bms bmt bpb bpe bpg bpi bpl bpm bpp bpr bps bpt brb bre brg bri brl brm brp brr brs brt bsb bse bsg bsi bsl bsm bsp bsr bss bst btb bte btg bti btl btm btp btr bts btt ebb ebe ebg ebi ebl ebm ebp ebr ebs ebt eeb eee eeg eel eem eep eer ees eet egb ege egg egi egl egm egp egr egs egt eib eie eig eii eil eim eip eir eis eit elb ele elg eli ell elm elp elr els elt em- emb eme emg emi eml emm emp emr ems emt ep- epb epe epg epi epl epm epp epr eps ept erb ere erg eri erl erm erp err ers ert es- esb ese esg esi esl esm esp esr ess est etb ete etg eti etl etm etp etr ets ett g-p gbe gbg gbi gbl gbm gbp gbr gbs gbt ge- geb gee geg gei gel gem gep ger ges get ggb ggg ggi ggm ggp ggr ggs ggt gib gie gig gii gil gim gip gir gis git glb gle glg gli gll glm glp glr gls glt gmb gme gmg gmi gml gmm gmp gmr gms gmt gpb gpe gpg gpi gpl gpm gpp gpr gps gpt grb gre grg gri grl grm grp grr grs grt gsb gse gsg gsi gsl gsm gsp gsr gss gst gtb gte gtg gti gtl gtm gtp gtr gts gtt ibb ibe ibg ibi ibl ibm ibp ibr ibs ibt ie- iee ieg iei iel iem iep ier ies iet igb ige igg igi igl igm igp igr igs igt iib iie iii iil iim iip iir iis iit il- ilb ile ilg ili ill ilm ilp ilr ils ilt im- imb ime img imi iml imm imp ims imt ipb ipe ipg ipi ipl ipm ipp ipr ips ipt ir- irb ire irg iri irl irm irp irr irs irt is- isb ise isg isi isl ism isp isr iss ist itb ite itg iti itl itm itp its itt l-p lbb lbe lbg lbi lbl lbm lbp lbr lbs lbt leb lee leg lei lel lem lep ler les let lgb lge lgg lgi lgl lgm lgp lgr lgs lgt lib lie lig lii lil lim lip lir lis lit llb lle llg lli lll llm llp llr lls llt lmb lme lmg lmi lml lmm lmp lmr lms lmt lpb lpe lpg lpi lpl lpm lpp lpr lps lpt lrb lrg lri lrm lrp lrr lrs lrt lsb lse lsg lsi lsl lsm lsp lsr lss lst ltb lte ltg lti ltl ltm ltp ltr lts ltt m-r mbb mbe mbg mbi mbl mbm mbp mbr mbs mbt meb mee meg mei mel mem mep mer mes met mgb mge mgi mgl mgm mgp mgr mgs mgt mi- mib mie mig mii mil mim mip mir mis mit mlb mle mlg mli mll mlm mlp mlr mls mlt mmb mme mmg mmi mml mmm mmp mmr mms mmt mpb mpe mpg mpi mpl mpm mpp mpr mps mpt mrb mre mrg mri mrl mrm mrp mrr mrs mrt msb mse msg msi msl msm msp msr mss mst mtb mte mtg mti mtl mtm mtp mtr mts mtt p-p pbb pbe pbg pbi pbl pbm pbp pbr pbs pbt peb pee peg pei pel pem pep per pes pet pgb pge pgg pgi pgl pgm pgp pgr pgs pgt pib pie pig pii pil pim pip pir pis pit plb ple plg pli pll plm plp plr pls plt pmb pme pmg pmi pml pmm pmp pmr pms pmt ppb ppe ppg ppi ppl ppm ppp ppr pps ppt prb pre prg pri prl prm prp prr prs prt ps- psb pse psg psi psl psm psp psr pss pst pt- ptb pte ptg pti ptl ptm ptp ptr pts ptt rbb rbe rbg rbi rbl rbm rbp rbr rbs rbt re- reb ree reg rei rel rem rep rer res ret rgb rge rgg rgi rgp rgr rgs rgt rib rie rig rii ril rim rip rir ris rit rle rlg rli rll rlm rlp rlr rls rlt rmb rme rmg rmi rml rmm rmp rmr rms rmt rpb rpe rpg rpi rpl rpm rpp rpr rps rpt rrb rrg rri rrl rrm rrp rrr rrs rrt rsb rse rsg rsi rsl rsm rsp rsr rss rst rtb rte rtg rti rtl rtm rtp rtr rts rtt sbb sbe sbg sbi sbl sbm sbp sbr sbs sbt se- seb see seg sei sel sem sep ser ses set sgb sge sgg sgi sgl sgm sgp sgr sgs sgt sib sie sig sii sil sim sip sir sis sit slb sle slg sli sll slm slp slr sls slt smb sme smg smi sml smm smp smr sms smt spb spe spg spi spl spm spp spr sps spt sr- srb sre srg sri srl srm srp srr srs srt ss- ssb sse ssg ssi ssl ssm ssp ssr sss sst stb ste stg sti stl stm stp str sts stt tbb tbe tbg tbi tbl tbm tbp tbr tbs tbt te- teb tee teg tei tel tem tep ter tes tet tgb tge tgg tgi tgl tgm tgp tgr tgs tgt tib tie tig tii til tim tip tir tis tit tle tlg tli tll tlm tlp tlr tls tlt tmb tme tmg tmi tml tmm tmp tmr tms tmt tpb tpe tpg tpi tpl tpm tpp tpr tps tpt trb tre trg tri trl trm trp trr trs trt tsb tse tsg tsi tsl tsm tsp tsr tss tst ttb