Perhaps you should try some spelling variations:
coal ling » coal mine, goal link
shang hai » shang kai, dang hai, chang ha
yan than » van thanh, yan zhang, yan clan
one coal » one goal, owned coal, oil coal
hong hai » zhong tai, dang hai, hong tan
wang yue » wang hua, wang he, wang hui
wong yue » hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan than one coal ling li ((((hong hai) or (shang hai))) or (((wang yue) or (wong yue)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan than one coal ling li ((((hong hai) OR (shang hai))) OR (((wang yue) OR (wong yue)))) ;.
• Adding a wildcard symbol may retrieve word variants: wang yan than one coal ling li ((((hong hai) or (shang hai))) or (((wang yue) or (wong yue)))) ;*.