Perhaps you should try some spelling variations:
kang susan » wong susan, yong susan
susan gene » human gene
wang yang » wang yan, wang liang, wang yanling
yang kang » yang yang, yang guang, yang liang
gene yang » gene bank
yang jin » yang jie, yang jun, ying jin
non sacu » union sacu, non same, non sans

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 kang susan gene yang jin ((non sacu) or (nation state)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang kang susan gene yang jin ((non sacu) OR (nation state)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yang kang susan gene yang jin ((non sacu) or (nation state)) ;*.