Alongside this deepening at all levels of the production of koiné, more attention should be paid to the phenomenon of bilingualism and its repercussions in the area of syntax. Most of the peculiar features of the Greek of Egypt can usually be explained by the influence of Coptic. One should not speak of the vulgarisms of the papyri (some of which also have literary merit) but in each case it needs to be determined which phenomenon is due to the inner development of Hellenistic Greek and which depends