Perhaps you should try some spelling variations:
yang giant » yang guang
yang liang » wang liang, yan liang, yang yang
zhang ming » zhang xin
hong sheng » hong cheng, fang sheng, hong hong
dong sheng » dung sheng, fang sheng, bing sheng
ceo zhang » hao zhang, yeo chang
how ceo » how ceos, how co, how cios

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: wang ((yang giant) OR (yang liang)) how ceo zhang ming ((hong sheng) OR (dong sheng)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang giant) or (yang liang)) how ceo zhang ming ((hong sheng) OR (dong sheng)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yang giant) or (yang liang)) how ceo zhang ming ((hong sheng) OR (dong sheng)) ;*.