Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
huang lin » huang bin, huang jing, huang ting
zhong tai » hong tan, hong hai, zhong zhi
hua gene » human gene, a gene, hy5 gene
hua ren » hua chen
hong g » hong ng, hong w, hong 7

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (wang yang)) yang ((hua gene) OR (hua ren)) huang lin ((hong g) or (zhong tai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (wang yang)) yang ((hua gene) OR (hua ren)) huang lin ((hong g) OR (zhong tai)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (wang yang)) yang ((hua gene) OR (hua ren)) huang lin ((hong g) or (zhong tai)) ;".
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (wang yang)) yang ((hua gene) OR (hua ren)) huang lin ((hong g) or (zhong tai)) ;*.