Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang dang » yang yang, yang guang, yang liang
yang minh » sang minh, yang mind, kang minah
song ming » song bing, song min, gong min
shang hai » shang kai, dang hai, chang ha
hong hai » zhong tai, dang hai, hong tan
dang a » fang a, lang a, dang hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang dang a gender ((yang minh) or (song ming)) ((hong hai) OR (shang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang dang a gender ((yang minh) OR (song ming)) ((hong hai) OR (shang hai)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang dang a gender ((yang minh) or (song ming)) ((hong hai) OR (shang hai)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yang dang a gender ((yang minh) or (song ming)) ((hong hai) OR (shang hai)) ;*.