Perhaps you should try some spelling variations:
wang tan » wang yan, wang ban, wang dan
tan bann » can bank, tan tan, tan yang
oil chad » oil coal
liang li » ling li, qiang li, liang wei
hong hai » shang hai, zhong tai, dang hai
wang yue » wong yue, wang hua, wang yan
oil can » oil cake, oil coal

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang tan bann ((oil chad) OR (oil can)) liang li ((hong hai) or (wang yue)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang tan bann ((oil chad) OR (oil can)) liang li ((hong hai) OR (wang yue)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang tan bann ((oil chad) OR (oil can)) liang li ((hong hai) or (wang yue)) ;".
• Adding a wildcard symbol may retrieve word variants: wang tan bann ((oil chad) OR (oil can)) liang li ((hong hai) or (wang yue)) ;*.