The men of Naphtali did not conquer the people living in Beth Shemesh or Beth Anath. ¹  They live among the Canaanites residing in the land. The Canaanites ²  living in Beth Shemesh and Beth Anath were forced to do hard labor for them.

(Pharaoh, king of Egypt, had attacked and captured Gezer. He burned it and killed the Canaanites who lived in the city. He gave it as a wedding present to his daughter, who had married Solomon.)

When you perceived that his heart was faithful toward you, you established a ¹  covenant with him to give his descendants ²  the land of the Canaanites, the Hittites, the Amorites, the Perizzites, the Jebusites, and the Girgashites. You have fulfilled your promise, ³  for you are righteous.

When all the Amorite kings on the west side of the Jordan and all the Canaanite kings along the seacoast heard how the Lord had dried up the water of the Jordan before the Israelites while they ¹  crossed, they lost their courage and could not even breathe for fear of the Israelites. ² 

The men of Manasseh did not conquer Beth Shan, Taanach, or their surrounding towns. Nor did they conquer the people living in Dor, Ibleam, Megiddo ¹  or their surrounding towns. ²  The Canaanites managed ³  to remain in those areas. ⁴