group rgoup gorup ogrup rogup orgup gruop rguop gurop ugrop rugop urgop gourp ogurp guorp ugorp ougrp uogrp rougp orugp ruogp urogp ourgp uorgp gropu rgopu gorpu ogrpu rogpu orgpu grpou rgpou gprou pgrou rpgou prgou gopru ogpru gporu pgoru opgru pogru ropgu orpgu rpogu progu oprgu porgu grupo rgupo gurpo ugrpo rugpo urgpo grpuo rgpuo gpruo pgruo rpguo prguo gupro ugpro gpuro pguro upgro pugro rupgo urpgo rpugo prugo uprgo purgo goupr ogupr guopr ugopr ougpr uogpr gopur ogpur gpour pgour opgur pogur gupor ugpor gpuor pguor upgor pugor oupgr uopgr opugr pougr upogr puogr roupg orupg ruopg uropg ourpg uorpg ropug orpug rpoug proug oprug porug rupog urpog rpuog pruog uprog purog ouprg uoprg opurg pourg uporg puorg
Note: these 'words' (valid or invalid) are all the permutations of the word group. These words are obtained by scrambling the letters in group.