bbbb bbeb bbet bblb bebb bebe bebi beeb beef beel beep beet befe beff beft beil beit bele beli bell belp belt bete beti bett bffl bfpp bftt bibb bibe bibi bibl bieb bief biel biet biff bifi bile bili bill bilt bipp bite bitt blbt bleb blee blei blet blip blit bpel bpfl bptf bpti btbp btie btlp bttb ebel ebit ebli eeee eefe eefl eele eete efet effi efil efit eft- eftp eiei eile eitb eiti el-b el-p elbe elbi elee elef elet elfe elfi elft elie elif elil elit elle elli elpe elpi elte epee epi- epie epil epip epit eple epll eppp epte etee etel etfb etfe ette etti fble feeb feel feet fefe feff fefi feie feil feit fele felf feli fell felt fete feti fetp fett ffee ffff ffii fftf fibe fibp fief fiel fife fiff fifi fift fiii fiil file fili fill fipp fite fiti fitt flee flet flii flip flit ft-l ftii ftlb ftpe i-be ibet ibfi ibie ible ibtb ibtl ieet ieie iele ietf iett ifbb ifel ifil ifit iiie iiii iiit iipf iitt ile- ilet ilie ilit ill- ille illi illp illt ilpe ipet ipie ipil ippf itbe itel itep itet itie itif itil itll ittf leef leel leep leet lefe leff left leib leie leif leil leit lele leli lell lepe lepi lepp lept lete leti lett lftp libe lieb lief liel liep liet life liff lifl lift liii lilb lile lili lill lilt lip- lipb lipe lipi lipl lipp litb lite liti litl litt llef llet llll lpfp lpft lppl lptb ltbf ltbl ltee ltib pbil pebl peel peep peet peff peil peip peit pel- pelb pele pelf pell pelt pepe pepi pete peti pett pfet pfff pfft pfit pfli pfte pibb pibi piel piep piet piff piip pil- pile pili pill pilt pipe pipi pipp pite pitf piti pitt ple- pleb plee plei plet plff plib plie plif plip plit plpp pltf pltt ppib ppie ppif pple ppli pppp pptt ptbl tbil tbit tbtp teef teel teet teff tefi tefl teft teie teil teip tel- tele teli tell telt tepe tepi tepp tete teti tett tfeb tfpt tftp tibi tie- tiee tief tiei tiel tiep tiet tiff tift tiit tile till tilt tip- tipe tipi tipp tipt tite titi titp titt tlli tppp tpte tptp ttbb ttff tttt