They are very costly. Or you can buy a copy of a coin for much less money.

VOA: special.2010.03.22

Surfoad says if he can't sell his rice, he won't have money to buy seeds for next season.

VOA: standard.2010.04.29

He says he wants to buy a house for his son so that he can get married, but does not have the money.

VOA: standard.2010.06.29