10 They did not dislodge the Canaanites living in Gezer; to this day the Canaanites live among the people of Ephraim but are required to do forced labor.

Read Joshua 16:10 Using Other Translations

And they drave not out the Canaanites that dwelt in Gezer: but the Canaanites dwell among the Ephraimites unto this day, and serve under tribute.
However, they did not drive out the Canaanites who lived in Gezer, so the Canaanites have lived in the midst of Ephraim to this day but have been made to do forced labor.
They did not drive the Canaanites out of Gezer, however, so the people of Gezer live as slaves among the people of Ephraim to this day.