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• A mass of common knowledge.
• Yes, very common knowledge.
• GUIL: It's common knowledge.

common interest	35.19	It's a question of common interest.
common practice	35.19	Lifting the seam is common practice."
common feature	28.49	This is a common feature of many responses:
common policy	27.48	That is the wrong way to use common agricultural policy reforms.
common cause	25.13	They had a common cause.
common problem	22.96	Common problem?
common form	21.28	They have a common form.
common name	18.60	Common name:
common people	16.25	They were common people.
common knowledge	15.92	A mass of common knowledge.