loach olach laoch aloch oalch aolch locah olcah lcoah cloah oclah colah lacoh alcoh lcaoh claoh acloh caloh oaclh aoclh ocalh coalh acolh caolh loahc olahc laohc alohc oalhc aolhc lohac olhac lhoac hloac ohlac holac lahoc alhoc lhaoc hlaoc ahloc haloc oahlc aohlc ohalc hoalc aholc haolc locha olcha lcoha cloha oclha colha lohca olhca lhoca hloca ohlca holca lchoa clhoa lhcoa hlcoa chloa hcloa ochla cohla ohcla hocla chola hcola lacho alcho lcaho claho aclho calho lahco alhco lhaco hlaco ahlco halco lchao clhao lhcao hlcao chlao hclao achlo cahlo ahclo haclo chalo hcalo oachl aochl ocahl coahl acohl caohl oahcl aohcl ohacl hoacl ahocl haocl ochal cohal ohcal hocal choal hcoal achol cahol ahcol hacol chaol hcaol
Note: these 'words' (valid or invalid) are all the permutations of the word loach. These words are obtained by scrambling the letters in loach.