But Manasseh took not possession of Beth-shean and her towns, nor of Taanach and her towns, nor dispossessed the inhabitants of Dor and her towns, nor the inhabitants of Ibleam, and her towns, nor the inhabitants of Megiddo, and her towns, - but the Canaanites were determined to remain in this land;

and, though the Amorites were determined to remain in the hill country of Heres, in Aijalon, and in Shaalbim, yet was the hand of the house of Joseph heavy, so that they came under tribute.

So the LORD caused those nations to remain and did not expel them quickly. He did not give them into Joshua's control.

Here's a list of nations that the LORD caused to remain in order to test Israel (that is, everyone who had not gained any battle experience in Canaan)

Afterwards, Abimelech remained at Arumah, but Zebul expelled Gaal and his family so they couldn't remain in Shechem.