Perhaps you should try some spelling variations:
ghana china » china china, ghana ghana
chung kang » chan kang, chung kay, chung tong
hang china » han china, change china, kong china
chan eng » chan fong, chan kang, chan ming
yang thi » dang thi, yang chik, yang di
thi hong » tan hong
hong yu » wong yue

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((chan eng) OR (chung kang)) ((hang china) OR (ghana china)) rene yang thi hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((chan eng) or (chung kang)) ((hang china) OR (ghana china)) rene yang thi hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((chan eng) or (chung kang)) ((hang china) OR (ghana china)) rene yang thi hong yu ;*.