Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
yan wang » yuan wang, yang yang, qian wang
hua rene » hua ren, juan rene
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin
tan hua » tuan hua, wang hua, tan chia
yan tin » yuan ting, yang jin

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

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