Perhaps you should try some spelling variations:
liang yuhan » wang yuhan
wang liang » wang yang
shui nan » shun han
hui yang » hui ying, du yang, h yang
gang hai » dang hai, shang hai, eang hay
yang li » yang lin, yang di, yang xi
li gang » liu gang, ii gang, i gang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yuhan ((shui nan) or (hui yang)) yang li gang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yuhan ((shui nan) OR (hui yang)) yang li gang hai ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yuhan ((shui nan) or (hui yang)) yang li gang hai ;*.