but … buy
車を買いたいけど、買うお金がないんだ。
I want to buy a car, but I don't have the money.
家を買いたいけど、買う余裕がない。
I want to buy a house, but I can't afford one.
車欲しいけど、買うお金がないんだよね。
I want a car, but I don't have the money to buy one.