Looking on the internet deeply has found these results:

have a contract is the most popular phrase on the web.

make a contract 151,400,000 results on the web	have a contract 171,700,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I propose we make a contract. All he needs to do is make a contract with On. Then... I'll make a contract with On and defeat you! Member States should, however, be able to provide for a derogation from those mandatory exclusions in exceptional situations where overriding requirements in the general interest make a contract award indispensable. Can we make a contract here, Ray? If he doesn't make a contract with this power called "On" he's going to die. No no, we'd better make a contract first. I'd rather die than make a contract with On.	He must have a contract with them. Yes. I have a contract with the child. We can have a contract ready to be signed in... I have a contract that says so. But I have a contract and I sue for damages. I have a contract with Orren Boyle. We have a contract with the Israeli government. I have a contract with a publisher.

make a contract

151,400,000 results on the web

have a contract

171,700,000 results on the web

More popular!

I propose we make a contract.
All he needs to do is make a contract with On.
Then... I'll make a contract with On and defeat you!
Member States should, however, be able to provide for a derogation from those mandatory exclusions in exceptional situations where overriding requirements in the general interest make a contract award indispensable.
Can we make a contract here, Ray?
If he doesn't make a contract with this power called "On" he's going to die.
No no, we'd better make a contract first.
I'd rather die than make a contract with On.