Perhaps you should try some spelling variations:
mining china » ming china, living china, zoning china
png mining » pit mining, pro mining, congo mining
leung png » leung tang
china who » china why, china what, china won
wang hui » wang hua, wang zhi, wang wei
yang yi » yang jui
yang xi » yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: leung png mining china who ((yang judy) or (((yang di) or (((yang yi) OR (yang xi)))))) wang hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: leung png mining china who ((yang judy) OR (((yang di) OR (((yang yi) OR (yang xi)))))) wang hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "leung png mining china who ((yang judy) or (((yang di) or (((yang yi) OR (yang xi)))))) wang hui ;*".