Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song ming
wong shiu » wong siu, cong shu, song shin
hua gene » human gene, a gene, hua ren
song min » song ming, gong min, jong min
hong hai » shang hai, zhong tai, dang hai
yang xi » yang di, yang yi, yang jui
hong 7 » hong w, hong a, hong g

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang xi ya hua gene ((sang minh) OR (song min)) ((wong shiu) or (((hong hai) or (hong 7)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang xi ya hua gene ((sang minh) OR (song min)) ((wong shiu) OR (((hong hai) OR (hong 7)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yang xi ya hua gene ((sang minh) OR (song min)) ((wong shiu) or (((hong hai) or (hong 7)))) ;*".