What does Joshua 17:11 mean?

Within Issachar and Asher, Manasseh owned Beth Shean, Ibleam, and the people of Dor, Endor, Taanach, and Megiddo, along with their villages. Joshua 17:11 - Modern Text Bible

(Even though these towns were in the territory of other tribes, Manasseh controlled them, showing how the land divisions overlapped in practice.)