Complex sentence: The name "Cochin" derives from the Malay "Kuchi" which referred to all of Vietnam, a term derived from the Chinese "jiao zhi", pronounced "giao chỉ" in Vietnam.
Split into simpler sentences: The name "Cochin" derives from the Malay "Kuchi" which referred to all of Vietnam. This term was in turn derived from the Chinese "jiao zhi", pronounced "giao chỉ" in Vietnam.