pulas uplas pluas lpuas ulpas lupas puals upals pauls apuls uapls aupls plaus lpaus palus aplus lapus alpus ulaps luaps ualps aulps laups alups pulsa uplsa plusa lpusa ulpsa lupsa pusla upsla psula spula uspla supla plsua lpsua pslua splua lspua slpua ulspa luspa uslpa sulpa lsupa slupa puasl upasl pausl apusl uapsl aupsl pusal upsal psual spual uspal supal pasul apsul psaul spaul aspul sapul uaspl auspl usapl suapl asupl saupl plasu lpasu palsu aplsu lapsu alpsu plsau lpsau pslau splau lspau slpau paslu apslu psalu spalu asplu saplu laspu alspu lsapu slapu aslpu salpu ulasp luasp ualsp aulsp lausp alusp ulsap lusap uslap sulap lsuap sluap uaslp auslp usalp sualp asulp saulp lasup alsup lsaup slaup aslup salup
Note: these 'words' (valid or invalid) are all the permutations of the word pulas. These words are obtained by scrambling the letters in pulas.