Perhaps you should try some spelling variations:
young young » kong young, young yun, youth young
wang yang » wang liang, wang yanling
your cost » your most, your best, your boss
cost data » test data
day your » pay your, way your, way you
co young » c young, do young, how young
data co » data coe, data code, data crop

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

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