Perhaps you should try some spelling variations:
done using » line using, move using
human gene » human genome, human gender, human bone
using dcs » using dbs, using ddms, using dhcp
dcs human » das human, des human, does human
yang jie » yang jin, yang di, yang jui
tong hui » wang hui
yan jiu » yang jin, pang jiu

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 dcs human gene ((yan jiu) or (yang jie)) tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: done using dcs human gene ((yan jiu) OR (yang jie)) tong hui ;*.