Perhaps you should try some spelling variations:
lang hyoung » wang hyoung, kang young, hwang byoung
zhang wei » zhen wei
yang hui » wang hui, yang muxi, zhang hui
yang jui » yang judy, yang di, yang xi
jin ying » li ying
ying jin » yang jin, jing ji, yang jie
jin cong » jin song, jiu cong, minh cong
yang du » yang di, yang d, yang mu

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang hyoung ((((((yang hui) or (yang du))) or (zhang wei))) or (yang jui)) jin ying jin cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang hyoung ((((((yang hui) OR (yang du))) OR (zhang wei))) OR (yang jui)) jin ying jin cong shu ;.
• Adding a wildcard symbol may retrieve word variants: lang hyoung ((((((yang hui) or (yang du))) or (zhang wei))) or (yang jui)) jin ying jin cong shu ;*.