Perhaps you should try some spelling variations:
coe kyoung » joe young
kyoung yun » young yun, kyoung yang, hyoung gun
wang yang » wang yan, wang liang, wang yanling
your cost » your most, your best, your boss
cost data » test data
wing tan » liang tan, hong tan, tin tan
wing ian » twinn ian, wing sun
day your » pay your, way your, way you
data coe » data code, data co, data case

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wing tan) or (wing ian))) or (((wang yang) or (dong sin)))) day your cost data coe kyoung yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wing tan) OR (wing ian))) OR (((wang yang) OR (dong sin)))) day your cost data coe kyoung yun ;.
• Adding a wildcard symbol may retrieve word variants: ((((wing tan) or (wing ian))) or (((wang yang) or (dong sin)))) day your cost data coe kyoung yun ;*.