Complex sentence: The main Hausa speaking area is northern Nigeria and Niger, but Hausa is also widely spoken in northern Ghana and northern Cameroon, and there are large Hausa communities in every major West African city.
Split into simpler sentences: The main Hausa speaking area is northern Nigeria and Niger. However, Hausa is also widely spoken in northern Ghana and northern Cameroon, and there are large Hausa communities in every major West African city.