linch ilnch lnich nlich inlch nilch licnh ilcnh lcinh clinh iclnh cilnh lncih nlcih lcnih clnih nclih cnlih inclh niclh icnlh cinlh ncilh cnilh linhc ilnhc lnihc nlihc inlhc nilhc lihnc ilhnc lhinc hlinc ihlnc hilnc lnhic nlhic lhnic hlnic nhlic hnlic inhlc nihlc ihnlc hinlc nhilc hnilc lichn ilchn lcihn clihn iclhn cilhn lihcn ilhcn lhicn hlicn ihlcn hilcn lchin clhin lhcin hlcin chlin hclin ichln cihln ihcln hicln chiln hciln lnchi nlchi lcnhi clnhi nclhi cnlhi lnhci nlhci lhnci hlnci nhlci hnlci lchni clhni lhcni hlcni chlni hclni nchli cnhli nhcli hncli chnli hcnli inchl nichl icnhl cinhl ncihl cnihl inhcl nihcl ihncl hincl nhicl hnicl ichnl cihnl ihcnl hicnl chinl hcinl nchil cnhil nhcil hncil chnil hcnil
Note: these 'words' (valid or invalid) are all the permutations of the word linch. These words are obtained by scrambling the letters in linch.