Perhaps you should try some spelling variations:
yang wang » yan wang, yang guang, yang liang
yang yang » wang yang, wang yan
tan chia » tuan china, than china, can china
chia lan » china land, china law, chia wen
jiu cong » li cong
lan yan » nan yan, wang yan, qian yan
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang wang) OR (yang yang)) tan chia lan yan jiu cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang wang) OR (yang yang)) tan chia lan yan jiu cong shu ;*".