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

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 chad liang li ((hong hai) or (wang ryan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ban bann oil chad liang li ((hong hai) OR (wang ryan)) ;.
• Adding a wildcard symbol may retrieve word variants: wang ban bann oil chad liang li ((hong hai) or (wang ryan)) ;*.