Perhaps you should try some spelling variations:
done using » line using, move using
hua rents » hua ren
rents yan » ren yan
done sin » dong sin, done so, done fix
jiu wong » jiu cong, ji won, kie wong
wong sau » wong sam, wong siu, wong shiu
yan jiu » yang jie, 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 sin) or (done using)) ya hua rents yan jiu wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((done sin) OR (done using)) ya hua rents yan jiu wong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((done sin) or (done using)) ya hua rents yan jiu wong sau ;*.