Perhaps you should try some spelling variations:
wang liang » wang yang
liang than » liang tan, liang thow, liang dan
zhong tai » hong tan, hong hai, zhong zhi
oil real » oil rent
oil coal » oil cost, oil oil, oil can
hong ghi » zhong zhi, hong g, hong hai
wong yue » wang yue, hong yu
long li » song li, long live, long life

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 than ((oil real) or (oil coal)) long li ((((zhong tai) or (hong ghi))) or (wong yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang than ((oil real) OR (oil coal)) long li ((((zhong tai) OR (hong ghi))) OR (wong yue)) ;.
• Adding a wildcard symbol may retrieve word variants: wang liang than ((oil real) or (oil coal)) long li ((((zhong tai) or (hong ghi))) or (wong yue)) ;*.