loipe olipe liope ilope oilpe iolpe lopie olpie lpoie ploie oplie polie lipoe ilpoe lpioe plioe iploe piloe oiple iople opile poile ipole piole loiep oliep lioep iloep oilep iolep loeip oleip leoip eloip oelip eolip lieop ileop leiop eliop ielop eilop oielp ioelp oeilp eoilp ieolp eiolp lopei olpei lpoei ploei oplei polei loepi olepi leopi elopi oelpi eolpi lpeoi pleoi lepoi elpoi peloi eploi opeli poeli oepli eopli peoli epoli lipeo ilpeo lpieo plieo ipleo pileo liepo ilepo leipo elipo ielpo eilpo lpeio pleio lepio elpio pelio eplio ipelo pielo ieplo eiplo peilo epilo oipel iopel opiel poiel ipoel pioel oiepl ioepl oeipl eoipl ieopl eiopl opeil poeil oepil eopil peoil epoil ipeol pieol iepol eipol peiol epiol
Note: these 'words' (valid or invalid) are all the permutations of the word loipe. These words are obtained by scrambling the letters in loipe.