What does 1 Chronicles 6:70 mean?

From the half-tribe of Manasseh, they got Aner and Bileam, with their fields. These were given to the rest of the Kohathite families. 1 Chronicles 6:70 - Modern Text Bible

(Levites from the Kohathite clan also received towns in the territory of Manasseh, showing how the land was distributed among different Levite groups.)