Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
lee kiong » lee kyung, lee jeong, lee sing
hong cong » hong kong, hong jong, hong hong
yan yang » yao yang, dan yang, yan wang
tan yang » dan yang, tan ying, tan yong
lee kong » lee tong, lee kyung, lee jeong
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((((yan yang) or (tan yang))) or (yang yang)) ii ((lee kong) OR (lee kiong)) hong cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((((yan yang) OR (tan yang))) OR (yang yang)) ii ((lee kong) OR (lee kiong)) hong cong shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((((yan yang) or (tan yang))) or (yang yang)) ii ((lee kong) OR (lee kiong)) hong cong shu ;*".