b-p bbb bbe bbi bbl bbm bbp bbt bbx be- beb bee bei bel bem bep bet bex bi- bib bie bii bil bim bip bit bix blb ble bli bll blm blp blt blx bmb bme bmi bml bmm bmp bmt bmx bpb bpe bpi bpl bpm bpp bpt bpx btb bte bti btl btm btp btt btx bxb bxi bxl bxm bxx ebb ebe ebi ebl ebm ebp ebt ebx eeb eee eel eem eep eet eex eib eie eii eil eim eip eit eix elb ele eli ell elm elp elt elx em- emb eme emi eml emm emp emt emx ep- epb epe epi epl epm epp ept epx etb ete eti etl etm etp ett etx ex- exe exi exl exp ext exx ibb ibe ibi ibl ibm ibp ibt ibx ie- iee iei iel iem iep iet iex iib iie iii iil iim iip iit iix il- ilb ile ili ill ilm ilp ilt ilx im- imb ime imi iml imm imp imt imx ipb ipe ipi ipl ipm ipp ipt ipx itb ite iti itl itm itp itt itx ixe ixi ixl l-p lbb lbe lbi lbl lbm lbp lbt lbx leb lee lei lel lem lep let lex lib lie lii lil lim lip lit lix llb lle lli lll llm llp llt lmb lme lmi lml lmm lmp lmt lpb lpe lpi lpl lpm lpp lpt lpx ltb lte lti ltl ltm ltp ltt ltx lxi lxx mbb mbe mbi mbl mbm mbp mbt mbx meb mee mei mel mem mep met mex mi- mib mie mii mil mim mip mit mix mlb mle mli mll mlm mlp mlt mlx mmb mme mmi mml mmm mmp mmt mmx mpb mpe mpi mpl mpm mpp mpt mpx mtb mte mti mtl mtm mtp mtt mtx mxi mxl mxp p-p pbb pbe pbi pbl pbm pbp pbt pbx peb pee pei pel pem pep pet pex pib pie pii pil pim pip pit pix plb ple pli pll plm plp plt plx pmb pme pmi pml pmm pmp pmt pmx ppb ppe ppi ppl ppm ppp ppt ppx pt- ptb pte pti ptl ptm ptp ptt ptx pxe pxl pxm pxt t-x tbb tbe tbi tbl tbm tbp tbt te- teb tee tei tel tem tep tet tex tib tie tii til tim tip tit tix tle tli tll tlm tlp tlt tlx tmb tme tmi tml tmm tmp tmt tmx tpb tpe tpi tpl tpm tpp tpt tpx ttb tte tti ttl ttm ttp ttt ttx txe txi txl txt xbe xbl xbx xee xel xem xep xet xex xie xii xit xix xlb xli xlm xlt xmi xml xmm xmp xmt xmx xpb xpe xpl xpm xpp xpt xti xtm xtp xtx xxi xxl xxp xxx

bbbb bbeb bbet bblb bebb bebe bebi beeb beel beem beep beet beil beim beit bele beli bell belm belp belt beme bete beti bett bibb bibe bibi bibl bieb biel biet bile bili bill bilt bimx bipm bipp bite bitt bitx bixi blbt bleb blee blei blem blet blim blip blit blix blme bmep bmmi bmpt bpel bpml bpti btbp btex btie btlp bttb ebel ebit ebix ebli eeee eele eete eext eiei eile eime eimi eitb eiti eitm el-b el-p elbe elbi elee elem elet elex elie elil elim elit elix elle elli elme elml elpe elpi elte embe embi emel emet emex emii emil emim emit emix emle emlm emme emmi emml empe empi empt emte emtp epbm epee epi- epie epil epip epit epix eple epll eppp epte epxp etee etel etem etim etix ette etti exel exim exit expm expt exte extl i-be ibbm ibet ibex ibie ibim ible ibml ibmp ibmx ibtb ibtl ieet ieie iele ieme ietm iett iiie iiii iiit iipm iitm iitt ilbm ilbx ile- ilet ilex ilie ilit ill- ille illi illp illt ilme ilpe ilxx imbe imbi imel imep imet imit imix imli imlp imme immi immt impi impl impt impx ipet ipex ipie ipil ipix ipmi ipmp ipxe itbe itel item itep itet itex itie itil itim itll itme ixil ixml ixxi leel leem leep leet leib leie leil leit leix lele leli lell leme lemi lemm lemp lepe lepi lepp lept lete leti lett lexi lext lexx libe libx lieb liel liep liet liii lilb lile lili lill lilt limb lime limi liml limm limp lip- lipb lipe lipi lipl lipp litb lite liti litl litt lixi lixt llet llll lmii lmmx lppl lptb ltbl ltee ltib lxii lxxi lxxx mbim mebe meel meem meep meet meil meit mel- melb mele meli mell melt meme meml memx mepe met- mete meti mett mexx miee miel miem miep miet miii miit mile mili mill milt mim- mime mimi mimp mipi mipt mit- mitb mite miti mitm mitt mitx mixe mixi mixt mixx mlii mlit mlix mlle mltb mlxi mlxx mmii mmix mmli mmlp mmmm mmpi mmxi mmxl mmxx mpie mpit mplm mppe mppp mptp mtel mtep mtlb mtle mxii mxim mxit mxml mxpx mxxi pbil pebl peel peep peet peil peip peit pel- pelb pele pell pelm pelt pemt pepe pepi pete peti pett pibb pibi piel piem piep piet piip pil- pile pili pill pilm pilt pime pimi pimp pimt pipe pipi pipp pite piti pitt pitx pixl pixx ple- pleb plee plei plet plex plib plie plim plip plit plmb plpp pltt pmel pmip pmle pmmp pmpm ppib ppie pple ppli ppml pppp pptt ptbl ptmp tbil tbit tbtp teel teem teet teie teil teim teip tel- tele teli tell telt teme temp tepe tepi tepp tete teti tett tetx text tibi tie- tiee tiei tiel tiep tiet tiit tile till tilt time timi timm timp tip- tipe tipi tipp tipt tite titi titp titt tixt tlli tltx tmep tmil tmtt tpmt tppp tpte tptp ttbb ttim ttml tttt txii xbee xbel xeme xexe xibe xiii xil- xili xill xilp xipe xixi xlet xlib xlii xlix xlpe xmii xmpp xplm xtep