Complex sentence: Most of these languages are only in spoken form and there is no one unified language among the Kanaks; however the largest group of Kanaks speak Drehu (a mixture of Polynesian, French and English).
Split into simpler sentences: Most of these languages are only in spoken form. There is no one unified language among the Kanaks; however, the largest group of Kanaks speak Drehu (a mixture of Polynesian, French and English).