bbbb bbeb bbet bblb bebb bebe bebi beeb beel beep beet beil beit bele beli bell belp belt belu bete beti bett betu bibb bibe bibi bibl bieb biel biet bieu bile bili bill bilt bilu bipp bipu bite bitt bitu blbt bleb blee blei blet bleu blip blit blub blue blup blut bpel bpti btbp btie btlp bttb bubb bube bubi bubu buel bueu buie buit buiu bulb bule buli bull bult bulu but- bute buti butt ebel ebit ebli ebul eeee eele eete eetu eiei eile eitb eiti el-b el-p elbe elbi elbu elee elet elie elil elit elle elli ellu elpe elpi elte elue elui elul epee epi- epie epil epip epit eple epll eppp epte epub etee etel ette etti ettu etui eubi eule i-be ibet ibie ible ibtb ibtl ieet ieie iele iett iiie iiii iiit iitt ile- ilet ilie ilit ill- ille illi illp illt ilpe ilut ipet ipie ipil iput itbe itel itep itet itie itil itll itup iuel iuiu iupp le-u lebu leel leep leet leib leie leil leit lele leli lell lelu lepe lepi lepp lept lete leti lett libe libu lieb liel liep liet lieu liii lilb lile lili lill lilt lilu lip- lipb lipe lipi lipl lipp lipu litb lite liti litl litt litu liue liut llet lleu llll lppl lptb ltbl ltee ltib lube luit lule luli lull lulu lupe lupi lupu lute luti luup pbil pblu pebl peel peep peet peil peip peit pel- pelb pele pell pelt pelu pepe pepi pete peti pett peul peut pibb pibi piel piep piet piip pil- pile pili pill pilt pilu pipe pipi pipp pite piti pitt pitu ple- pleb plee plei plet pleu plib plie plip plit plpp pltt plue plup ppib ppie pple ppli pppp pptt ptbl ptui pu-e pube publ pubu puel puet pueu puit puiu pule puli pull pulp pult pulu pupe pupi pupl pupu put- pute puti putt putu tbil tbit tbtp tebu teel teet teie teil teip teiu tel- tele teli tell telt telu tepe tepi tepp tepu tete teti tett tetu teut tibi tibu tie- tiee tiei tiel tiep tiet tiit tiiu tile till tilt tip- tipe tipi tipp tipt tipu tite titi titp titt titu tlli tppp tpte tptp tput ttbb tttt ttul tubb tube tubu tuei tuel tuet tuil tuit tuiu tule tuli tull tulp tulu tupe tupi tupu tute tuti tutl tutt tutu u-ie ubbe ubbi ubet ubii ubit uble ubli uele ueli uell uepi uile uipi uleb ulee ulie ulle ulli ulti ultt ulul upbe upie uplb uppe uppp uppu uptl upup utel utep util utti uttu uulu uuuu