Perhaps you should try some spelling variations:
chen yugang » chen huigang, chen yang, chen yulan
done using » line using, move using
doom using » from using
slip zone » saif zone, slip mode, slow zone
yang jui » yang judy, yang di, yang xi
jui chen » yi chen
sez » saez, sezs

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) or (doom using)) yang jui chen yugang slip zone sez ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((done using) OR (doom using)) yang jui chen yugang slip zone sez ;*.