plans lpans palns aplns lapns alpns plnas lpnas pnlas nplas lnpas nlpas panls apnls pnals npals anpls napls lanps alnps lnaps nlaps anlps nalps plasn lpasn palsn aplsn lapsn alpsn plsan lpsan pslan splan lspan slpan pasln apsln psaln spaln aspln sapln laspn alspn lsapn slapn aslpn salpn plnsa lpnsa pnlsa nplsa lnpsa nlpsa plsna lpsna pslna splna lspna slpna pnsla npsla psnla spnla nspla snpla lnspa nlspa lsnpa slnpa nslpa snlpa pansl apnsl pnasl npasl anpsl napsl pasnl apsnl psanl spanl aspnl sapnl pnsal npsal psnal spnal nspal snpal anspl naspl asnpl sanpl nsapl snapl lansp alnsp lnasp nlasp anlsp nalsp lasnp alsnp lsanp slanp aslnp salnp lnsap nlsap lsnap slnap nslap snlap anslp naslp asnlp sanlp nsalp snalp
Note: these 'words' (valid or invalid) are all the permutations of the word plans. These words are obtained by scrambling the letters in plans.