Perhaps you should try some spelling variations:
wang liang » wang yang
dong yang » dong hoang, wang yang, yang yang
gene yang » gene bank
hua gene » human gene, a gene, hua ren
yang jie » yang jin, yang di, yang jui
song seo » song seng, kong sek, song new
song so » song von
hong » long

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) or (wang liang)) ya hua gene yang jie ((((song seo) OR (song so))) or (hong seo)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong yang) OR (wang liang)) ya hua gene yang jie ((((song seo) OR (song so))) OR (hong seo)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) or (wang liang)) ya hua gene yang jie ((((song seo) OR (song so))) or (hong seo)) ;*".