Perhaps you should try some spelling variations:
cheng wei » chen wei, cheng hei, cheng siwei
shang kai » shang hai
wei chen » wei shen, frei chen, jui chen
yang jie » yang jin, yang di, yang yi
yang jui » yang judy, yang di, yang yi
tin tan » tin can, wing tan
tan tan » tas tan, tang tang, tanz tanz
yang xi » yang di, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tin tan) or (tan tan)) cheng wei chen ((((yang jie) or (yang jui))) or (yang xi)) shang kai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tin tan) OR (tan tan)) cheng wei chen ((((yang jie) OR (yang jui))) OR (yang xi)) shang kai ;.
• Adding a wildcard symbol may retrieve word variants: ((tin tan) or (tan tan)) cheng wei chen ((((yang jie) or (yang jui))) or (yang xi)) shang kai ;*.