Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
minh congo » minh cong, bind congo
wang yang » wang yan, wang liang, wang yanling
liang zhi » liang zhu, wang zhi, liang li
congo shu » cong shu
li gang » liu gang, ii gang, i gang
li san » di san, li lan, li nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang liang zhi ((li gang) or (li san)) minh congo shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang liang zhi ((li gang) OR (li san)) minh congo shu ;*.