lerps elrps lreps rleps erlps relps leprs elprs lpers plers eplrs pelrs lrpes rlpes lpres plres rples prles erpls repls eprls perls rpels prels lersp elrsp lresp rlesp erlsp relsp lesrp elsrp lserp slerp eslrp selrp lrsep rlsep lsrep slrep rslep srlep erslp reslp esrlp serlp rselp srelp lepsr elpsr lpesr plesr eplsr pelsr lespr elspr lsepr slepr eslpr selpr lpser plser lsper slper psler spler epslr peslr esplr seplr pselr spelr lrpse rlpse lprse plrse rplse prlse lrspe rlspe lsrpe slrpe rslpe srlpe lpsre plsre lspre slpre pslre splre rpsle prsle rsple srple psrle sprle erpsl repsl eprsl persl rpesl presl erspl respl esrpl serpl rsepl srepl epsrl pesrl esprl seprl pserl sperl rpsel prsel rspel srpel psrel sprel
Note: these 'words' (valid or invalid) are all the permutations of the word lerps. These words are obtained by scrambling the letters in lerps.