Perhaps you should try some spelling variations:
wang frei » wang wei, wang lei
shang hai » shang kai, dang hai, chang ha
tan yong » tan hong, tan kong, tan yang
ran ying » fan ying, tan ying, jin ying
wang fei » wang wei, wang zhi, wang he
yang jin » yang jie, yang jun, ying jin
yang yi » yang di, 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: ((tan yong) or (ran ying)) ((wang frei) OR (wang fei)) chen ((yang jin) or (yang yi)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tan yong) OR (ran ying)) ((wang frei) OR (wang fei)) chen ((yang jin) OR (yang yi)) shang hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tan yong) or (ran ying)) ((wang frei) OR (wang fei)) chen ((yang jin) or (yang yi)) shang hai ;".
• Adding a wildcard symbol may retrieve word variants: ((tan yong) or (ran ying)) ((wang frei) OR (wang fei)) chen ((yang jin) or (yang yi)) shang hai ;*.