Perhaps you should try some spelling variations:
minh hyoung » min hyoung
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
chen wang » chen yang, chen rong, chen ping
wang minh » sang minh, kang minah, anh minh
ka chai » ka chuan, kim chai
ka hua » ya hua, ka chuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) OR (wang yang)) ((ka hua) or (ka chai)) chen wang minh hyoung shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang yang)) ((ka hua) OR (ka chai)) chen wang minh hyoung shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) OR (wang yang)) ((ka hua) or (ka chai)) chen wang minh hyoung shu ;".
• Adding a wildcard symbol may retrieve word variants: ((yang yang) OR (wang yang)) ((ka hua) or (ka chai)) chen wang minh hyoung shu ;*.