glens lgens gelns eglns legns elgns glnes lgnes gnles ngles lnges nlges genls egnls gnels ngels engls negls lengs elngs lnegs nlegs enlgs nelgs glesn lgesn gelsn eglsn legsn elgsn glsen lgsen gslen sglen lsgen slgen gesln egsln gseln sgeln esgln segln lesgn elsgn lsegn slegn eslgn selgn glnse lgnse gnlse nglse lngse nlgse glsne lgsne gslne sglne lsgne slgne gnsle ngsle gsnle sgnle nsgle sngle lnsge nlsge lsnge slnge nslge snlge gensl egnsl gnesl ngesl engsl negsl gesnl egsnl gsenl sgenl esgnl segnl gnsel ngsel gsnel sgnel nsgel sngel ensgl nesgl esngl sengl nsegl snegl lensg elnsg lnesg nlesg enlsg nelsg lesng elsng lseng sleng eslng selng lnseg nlseg lsneg slneg nsleg snleg enslg neslg esnlg senlg nselg snelg
Note: these 'words' (valid or invalid) are all the permutations of the word glens. These words are obtained by scrambling the letters in glens.