他还在为他的房子寻找买家。

He's still looking for a ___buyer for his house.

她已经为那幅著名的画找到了买家。

She had already found a ___buyer for the famous painting.

公司正在与一位潜在买家商谈购买商业地产。

The company is in talks with a potential ___buyer for the commercial property.