Perhaps you should try some spelling variations:
can plant » coal plant, gas plant, a plant
wang ban » wang yan, wang dan, wang yang
ban bann » tan bann, bang bang, bank bank
bann oil » can oil
can lang » can laugh, lang lang, can bank
hong hai » shang hai, zhong tai, dang hai
wang yue » wong yue, wang hua, wang yan

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

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