hpond phond hopnd ohpnd pohnd ophnd hpnod phnod hnpod nhpod pnhod nphod honpd ohnpd hnopd nhopd onhpd nohpd ponhd opnhd pnohd npohd onphd nophd hpodn phodn hopdn ohpdn pohdn ophdn hpdon phdon hdpon dhpon pdhon dphon hodpn ohdpn hdopn dhopn odhpn dohpn podhn opdhn pdohn dpohn odphn dophn hpndo phndo hnpdo nhpdo pnhdo nphdo hpdno phdno hdpno dhpno pdhno dphno hndpo nhdpo hdnpo dhnpo ndhpo dnhpo pndho npdho pdnho dpnho ndpho dnpho hondp ohndp hnodp nhodp onhdp nohdp hodnp ohdnp hdonp dhonp odhnp dohnp hndop nhdop hdnop dhnop ndhop dnhop ondhp nodhp odnhp donhp ndohp dnohp pondh opndh pnodh npodh onpdh nopdh podnh opdnh pdonh dponh odpnh dopnh pndoh npdoh pdnoh dpnoh ndpoh dnpoh ondph nodph odnph donph ndoph dnoph
Note: these 'words' (valid or invalid) are all the permutations of the word hpond. These words are obtained by scrambling the letters in hpond.