common ground

Từ điển Oxford Advanced Learner 8th

ˌcommon ˈground [common ground] BrE NAmE noun uncountable
opinions, interests and aims that you share with sb, although you may not agree with them about other things
•Despite our disagreements, we have been able to find some common ground.

Example Bank:
•We found ourselves on common ground on the question of education.
•to find common ground between the two sides