eeee eees eele eels eeps eers eese el-p elee eler eles elex elle ells elpe else epee eper epes eple epll eppp epps eprp eprs epsp epss epsx epxp er-x erel erer eres erle erll erpe erps erre errs erse esee esel eser eses eslp espe espp esps esse essl essp exel exer exes expr exrx leel leep leer lees lele lell lepe lepp leps lere lerp lese less lexx lles llll llps lppl lprp lpss lrps lrrr lrse ls-r lses lspl lspr lssp lssr lxxx peel peep peer pees pel- pele pell pels pepe peps per- pere perl perp perr pers pese pess ple- plee ples plex plpp plss pper pple pppp ppps ppss pre- pree prel prep pres prex prle prlr prls prps prrs prse prsl prss psel pspp pspr psps psrp psse pxes reel reep rees rele rell relp rels repe repl repp repr reps rere rers rese resp ress rexx rlee rlls rpls rpps rrle rrrr rrsp rsee rslp rsps rsre rssl rxes se-e se-s se-x seel seep seer sees seex sele sell sels sepe sepp sepr seps sepx sere serp serr sers sese sess sex- sexe sexp slee slep sler sles sllp slpp slps slre slrp slrs spee spel sper spes spex sple splp splr spls spps sprs spse spsp spss sres srps srpx srsp ssee ssep sses ssex ssle sslp sspe sspl ssps sspx ssrl ssrs ssss xeer xer- xers xexe xlpe xper xrep xsel xxxx