וְאֶפְרַ֙יִם֙ לֹ֣א הוֹרִ֔ישׁ אֶת־הַֽכְּנַעֲנִ֖י הַיּוֹשֵׁ֣ב בְּגָ֑זֶר וַיֵּ֧שֶׁב הַֽכְּנַעֲנִ֛י בְּקִרְבּ֖וֹ בְּגָֽזֶר׃ (פ)
And Ephraim drove not out the Canaanites that dwelt in Gezer; but the Canaanites dwelt in Gezer among them.
Read midrashic interpretation of Judges 1:29: and classical rabbinic exegesis.