Perhaps you should try some spelling variations:
shang hai » shang kai, dang hai, chang ha
can ling » can bring, zhan ling, can big
wong yue » wang yue, hong yu
yan ban » can bank, tan bann, wang ban
ban oil » can oil, oman oil, than oil
oil can » oil cake, oil chad, oil coal
wang » wan, lang

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

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