Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
wang liang » wang yang
gene einem » genese einer, genese eines
tan chia » tuan china, can china, dan china
one gene » gene gene, one agent, e gene
tan zhi » yan zhi, wang zhi
kern » ken, bern, kerr

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 liang ((tan zhi) OR (((tan chia) OR (than china)))) one gene einem kern (ghi OR ghia) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((tan zhi) or (((tan chia) OR (than china)))) one gene einem kern (ghi or ghia) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang ((tan zhi) or (((tan chia) OR (than china)))) one gene einem kern (ghi or ghia) ;*.