Perhaps you should try some spelling variations:
dong sheng » dung sheng, hong sheng, fang sheng
huang ting » huang jing, huang ying, huang bin
john wong » john song, john bonn
wong siu » wong shiu, kong siu, wong sau
yi yang » yin yang, yu yang, ying yang
yi gang » ii gang, i gang, li gang
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yan) or (dong sheng))) or (huang ting)) yang di ((yi yang) OR (yi gang)) john wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yan) OR (dong sheng))) OR (huang ting)) yang di ((yi yang) OR (yi gang)) john wong siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang yan) or (dong sheng))) or (huang ting)) yang di ((yi yang) OR (yi gang)) john wong siu ;*".