Perhaps you should try some spelling variations:
wang liang » wang yang
zhang ming » zhang xin
liang sun » liang dan, liang tan, wing sun
see zhang » see change, ceo zhang, jie zhang
wong yue » wang yue
sun can » sun yan, sun care, sun jian
can see » can seem, can she, can seize

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 sun can see zhang ming ((hong yu) or (wong yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang sun can see zhang ming ((hong yu) OR (wong yue)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang sun can see zhang ming ((hong yu) or (wong yue)) ;*.