Perhaps you should try some spelling variations:
zhao jianping » zhou jianping, zhou jiangping, yan jianping
wang zhao » wang zhi, wang qiao, feng zhao
heat sink » heat risk
sink ying » jin ying
shang kai » shang hai
hong hong » hong kong, hong jong, hong ng
ying jin » yang jin, jing ji, yang jie
chang ha » chang mae

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang zhao jianping heat sink ying jin ((((shang kai) or (chang ha))) or (hong hong)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang zhao jianping heat sink ying jin ((((shang kai) OR (chang ha))) OR (hong hong)) ;.
• Adding a wildcard symbol may retrieve word variants: wang zhao jianping heat sink ying jin ((((shang kai) or (chang ha))) or (hong hong)) ;*.