You will get a lot of problem on lawyer, bank etc. You must idendify yourself with paper from your country and how you pay? one time? so, certify your money.
Most banks have no problem to lend you money buying a property even you are not the resident of the country. However, you need to put a down payment around 25-40% of the price of the house, the bank will lend you the rest of the money.
All you need to do is go to a bank and talk to their financial representatives. Banks have all kind of publish information regadring buying a new house & used house. They have professionals to answer your question.