Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
king kong » hong kong
gene one » gene clone, gene gene, see one
none one » note one, money one, phone one
kong tan » hong tan, kong hang, kong land
gene we » gene w, gene set
yang i » yang di, yang xi, yang yi

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 yang yang i ((((gene one) OR (none one))) OR (gene we)) king kong tan ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang i ((((gene one) OR (none one))) or (gene we)) king kong tan ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang yang i ((((gene one) OR (none one))) or (gene we)) king kong tan ;*.