aargh aargh aragh raagh aragh raagh aagrh aagrh agarh gaarh agarh gaarh argah ragah agrah garah rgaah graah argah ragah agrah garah rgaah graah aarhg aarhg arahg raahg arahg raahg aahrg aahrg aharg haarg aharg haarg arhag rahag ahrag harag rhaag hraag arhag rahag ahrag harag rhaag hraag aaghr aaghr agahr gaahr agahr gaahr aahgr aahgr ahagr haagr ahagr haagr aghar gahar ahgar hagar ghaar hgaar aghar gahar ahgar hagar ghaar hgaar argha ragha agrha garha rgaha graha arhga rahga ahrga harga rhaga hraga aghra gahra ahgra hagra ghara hgara rghaa grhaa rhgaa hrgaa ghraa hgraa argha ragha agrha garha rgaha graha arhga rahga ahrga harga rhaga hraga aghra gahra ahgra hagra ghara hgara rghaa grhaa rhgaa hrgaa ghraa hgraa
Note: these 'words' (valid or invalid) are all the permutations of the word aargh. These words are obtained by scrambling the letters in aargh.