Perhaps you should try some spelling variations:
liang ying » liang liying, huang ying, zhang ying
huang yang » huang ying, huang chang, wang yang
hua gene » human gene, a gene, hy5 gene
bank shi » bank api, bank bni, bank sa
shi rong » yi rong
rong ghi » hong ghi
hua ren » hua chen

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 ying) OR (huang yang)) ((hua gene) OR (hua ren)) bank shi rong ghi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((liang ying) or (huang yang)) ((hua gene) OR (hua ren)) bank shi rong ghi ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((liang ying) or (huang yang)) ((hua gene) OR (hua ren)) bank shi rong ghi ;*.