Avoda Zara 23: Dama ben Nesina - The Maharal's explanation in the name and the message of the story.
Avoda Zara 20: The Maalos of Rabbi Pinchas ben Yair - The order of the day and the two Girsaos in the Gemarah.
Avoda Zara 18-1: Am I Coming to Olab Habah? - 3 Explanations in the dialogue of R' Chanina ben Tradion, and R' Yossi ben Kisma.