An attempt to teach the children in their native language was not successful .
His interest in this led Moorhouse to prepare A Vocabulary and Outline of the Grammatical Structure of the Murray River Language , which was published at Adelaide in 1846 .
An attempt to teach the children in their native language was not successful , but his interest in this led Moorhouse to prepare A Vocabulary and Outline of the Grammatical Structure of the Murray River Language , which was published at Adelaide in 1846 .