Perhaps you should try some spelling variations:
sharing during » learning during, making during, sharing learning
rent sharing » risk sharing, rent seeking, cost sharing
during hong » during h1n1, cluding hong
done sin » dong sin, done using, done so
hua rent » hua ren
hong sau » wong sau, hong paul, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((done sin) or (wang yan)) ya hua rent sharing during hong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((done sin) OR (wang yan)) ya hua rent sharing during hong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((done sin) or (wang yan)) ya hua rent sharing during hong sau ;*.