fcala cfala facla afcla cafla acfla fclaa cflaa flcaa lfcaa clfaa lcfaa falca aflca flaca lfaca alfca lafca calfa aclfa clafa lcafa alcfa lacfa fcaal cfaal facal afcal cafal acfal fcaal cfaal facal afcal cafal acfal faacl afacl faacl afacl aafcl aafcl caafl acafl caafl acafl aacfl aacfl fclaa cflaa flcaa lfcaa clfaa lcfaa fcala cfala facla afcla cafla acfla flaca lfaca falca aflca lafca alfca clafa lcafa calfa aclfa lacfa alcfa falac aflac flaac lfaac alfac lafac faalc afalc faalc afalc aaflc aaflc flaac lfaac falac aflac lafac alfac alafc laafc aalfc aalfc laafc alafc calaf aclaf claaf lcaaf alcaf lacaf caalf acalf caalf acalf aaclf aaclf claaf lcaaf calaf aclaf lacaf alcaf alacf laacf aalcf aalcf laacf alacf
Note: these 'words' (valid or invalid) are all the permutations of the word fcala. These words are obtained by scrambling the letters in fcala.