Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
ling chain » long chain, ising chain, cooling chain
guan chia » tuan china
yuan wang » yan wang, yuan kang, yuan chang
tan chia » tuan china, can china, dan china
wang lin » wang li, wang qin, yang lin
lin ling » liu ling, ling liong, lin meng

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((guan chia) OR (((tan chia) OR (than china)))) yuan wang lin ling chain ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((guan chia) or (((tan chia) OR (than china)))) yuan wang lin ling chain ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan ((guan chia) or (((tan chia) OR (than china)))) yuan wang lin ling chain ;*.