Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yan » yang yang, wang yan, yang fan
hua rent » hua ren
rent yan » ren yan, rent a
yan minh » tuan minh, sang minh, yang mind
cong ghi » hong ghi
yan hua » tan hua, ya hua, wang hua

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 yan hua rent yan minh ((cong ghi) OR (cong shu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yan hua rent yan minh ((cong ghi) OR (cong shu)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yang yan hua rent yan minh ((cong ghi) OR (cong shu)) ;*.