Perhaps you should try some spelling variations:
done using » line using, move using
hong than » hong tan, long thanh, hong hai
hua gene » human gene, a gene, hua ren
gene yan » gene bank, ren yan, see yan
yan than » van thanh, yan zhang, yan clan
using a » using _
a hua » ya hua, _ hua, a hra

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

• Performing a fuzzy search may retrieve terms with similar spellings: done using a hua gene yan than ((dang hai) OR (hong than)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "done using a hua gene yan than ((dang hai) OR (hong than)) ;*".