howff ohwff hwoff whoff owhff wohff hofwf ohfwf hfowf fhowf ofhwf fohwf hwfof whfof hfwof fhwof wfhof fwhof owfhf wofhf ofwhf fowhf wfohf fwohf howff ohwff hwoff whoff owhff wohff hofwf ohfwf hfowf fhowf ofhwf fohwf hwfof whfof hfwof fhwof wfhof fwhof owfhf wofhf ofwhf fowhf wfohf fwohf hoffw ohffw hfofw fhofw ofhfw fohfw hoffw ohffw hfofw fhofw ofhfw fohfw hffow fhfow hffow fhfow ffhow ffhow offhw fofhw offhw fofhw ffohw ffohw hwffo whffo hfwfo fhwfo wfhfo fwhfo hwffo whffo hfwfo fhwfo wfhfo fwhfo hffwo fhfwo hffwo fhfwo ffhwo ffhwo wffho fwfho wffho fwfho ffwho ffwho owffh woffh ofwfh fowfh wfofh fwofh owffh woffh ofwfh fowfh wfofh fwofh offwh fofwh offwh fofwh ffowh ffowh wffoh fwfoh wffoh fwfoh ffwoh ffwoh
Note: these 'words' (valid or invalid) are all the permutations of the word howff. These words are obtained by scrambling the letters in howff.