-er b-p bbb bbe bbi bbl bbp bbr bbt be- beb bee bei bel bep ber bet bev bi- bib bie bii bil bip bir bit biv blb ble bli bll blp blr blt blv bpb bpe bpi bpl bpp bpr bpt bpv brb bre bri brl brp brr brt brv btb bte bti btl btp btr btt btv bvb bve bvi bvl bvp bvr bvt bvv ebb ebe ebi ebl ebp ebr ebt ebv eeb eee eel eep eer eet eev eib eie eii eil eip eir eit eiv elb ele eli ell elp elr elt elv ep- epb epe epi epl epp epr ept erb ere eri erl erp err ert erv etb ete eti etl etp etr ett etv evb eve evi evl evp evr evt evv i-v ibb ibe ibi ibl ibp ibr ibt ibv ie- iee iei iel iep ier iet iev iib iie iii iil iip iir iit il- ilb ile ili ill ilp ilr ilt ilv ipb ipe ipi ipl ipp ipr ipt ipv ir- irb ire iri irl irp irr irt irv itb ite iti itl itp itt itv ivb ive ivi ivl ivp ivr ivt ivv l-p lbb lbe lbi lbl lbp lbr lbt lbv leb lee lei lel lep ler let lev lib lie lii lil lip lir lit liv llb lle lli lll llp llr llt llv lpb lpe lpi lpl lpp lpr lpt lpv lrb lri lrp lrr lrt lrv ltb lte lti ltl ltp ltr ltt ltv lvb lve lvi lvl lvp lvr lvt lvv p-p pbb pbe pbi pbl pbp pbr pbt peb pee pei pel pep per pet pev pib pie pii pil pip pir pit piv plb ple pli pll plp plr plt plv ppb ppe ppi ppl ppp ppr ppt ppv prb pre pri prl prp prr prt prv pt- ptb pte pti ptl ptp ptr ptt ptv pvb pve pvi pvl pvp pvr pvt pvv rbb rbe rbi rbl rbp rbr rbt re- reb ree rei rel rep rer ret rev rib rie rii ril rip rir rit riv rle rli rll rlp rlr rlt rpb rpe rpi rpl rpp rpr rpt rpv rrb rri rrl rrp rrr rrt rtb rte rti rtl rtp rtr rtt rtv rvb rve rvi rvl rvp rvr rvt rvv tbb tbe tbi tbl tbp tbr tbt tbv te- teb tee tei tel tep ter tet tev tib tie tii til tip tir tit tiv tle tli tll tlp tlr tlt tlv tpb tpe tpi tpl tpp tpr tpt tpv trb tre tri trl trp trr trt trv ttb tte tti ttl ttp ttr ttt ttv tvb tve tvi tvl tvp tvr tvt v-e vbi vbl vbr vbv veb vee vei vel vep ver vet vi- vib vie vii vil vip vir vit viv vl- vlb vle vll vlp vlt vlv vpb vpe vpi vpl vpp vpr vpt vrb vre vri vrp vrr vrt vtb vte vti vtl vtr vtt vtv vvb vvi vvr vvt vvv

bbbb bbeb bbet bblb bbpr bebb bebe bebi beeb beel beep beer beet beil beir beit bele beli bell belp belt bere beri berr bert bete beti bett betv bibb bibe bibi bibl bieb biel bier biet bile bili bill bilt bipp birb bire biri birl birr birt bite bitt bive bivi bivl blbt bleb blee blei blet blip blir blit blvt bpel bpti breb bree brei brel brep brer bret brev brie bril brit brlp brrr brvi btbp btie btlp btrt bttb btvi ebbr ebel eber ebit ebli eeee eele eelv eete eiei eier eile eipr eire eitb eiti eitr el-b el-p elbe elbi elee eler elet elev elie elil elit elle elli elpe elpi elte elve epee eper epi- epie epil epip epit eple epll eppp eprb eprp epte eptv erbb erbe ereb erei erel erer eret erev erie eril erit erle erli erll erpe erre ertl erve ervi etbr etee etel eter etre ette etti evel ever evet evie evil evir evli evpl evre i-be ibet ibie ible ibri ibtb ibtl ieet ieie iele iere ieri iett ietv iiie iiii iiit iitr iitt ile- iler ilet ilie ilir ilit ill- ille illi illp illt ilpe ilpr ilre iper ipet ipie ipil ippr ipri iptv irbe irbp iree irel irer iri- irie iril irip irlb irpe irre irri irte irti irtp itbe itel itep iter itet itie itil itll itri ivbv ivel iver ivie ivre lblr lbrt leel leep leer leet leib leie leil leir leit leiv lele leli lell lepe lepi lepp lept lere lerp lert lete leti lett lev- leve levi libe libr lieb liel liep lier liet liev liii liir liiv lilb lile lili lill lilt lip- lipb lipe lipi lipl lipp lire liri lirl lirp lirr lirt litb lite liti litl litr litt live livi llet llll lppl lprp lptb lptv lrrr lrtv ltbl ltee ltib lttr lttv lvii lviv lvrr pbil pebl peel peep peer peet peev peil peip peir peit pel- pelb pele pell pelt pepe pepi per- pere peri perl perp perr pert perv pete peti petr pett pibb pibi piel piep pier piet piip pil- pile pili pill pilt pipe pipi pipp pire piri pirl pirr pite piti pitr pitt plbr ple- pleb plee plei plet plib plie plip plit plpp plri pltt plvi ppbv pper ppib ppie pple ppli pppp pptt pptv pre- preb pree prel prep pret prev pri- prie prii priv prle prlr prri prti prtp prtr ptbl pter pvlv rbbb rbbr rble rebb rebe reeb reel reep reet reev reii reil reir reit relb rele rell relp relt repe repi repl repp repr rept rere reri rert rete reti retr rett reve revi revp rib- ribe riel riep rier riet rile rill rilp ripe ripi ripl ripp ripr ript rire riri rite riti ritl ritt rive rivp rlee rpet rpii rrle rrrr rtee rtei rtle rtlt rttp rtve rtvi rver tbil tbit tbrb tbtp tbvi teel teer teet teev teie teil teip teir tel- tele teli tell