Perhaps you should try some spelling variations:
china ahead » china asean, china already, china agenda
thang qing » thang long, zhang qin
qing china » ming china, kong china, facing china
yang jui » yang judy, yang di, yang xi
tong hui » wang hui
lang li » liang li, ling li, tang li
yang yi » yang di, yang xi

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: (gung OR agung) thang qing china ahead ((lang li) OR (((yang yi) OR (yang jui)))) tong hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(gung or agung) thang qing china ahead ((lang li) or (((yang yi) OR (yang jui)))) tong hui ;~".
• Adding a wildcard symbol may retrieve word variants: (gung or agung) thang qing china ahead ((lang li) or (((yang yi) OR (yang jui)))) tong hui ;*.