Perhaps you should try some spelling variations:
your cost » your most, your best, your boss
yang yang » wang yang
cost data » test data
young yun » kyoung yun, young eun, young young
wing yan » wing ian, wing tan, wang yang
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: ((wing yan) or (((((yang yang) OR (wang yan))) or (dong sin)))) day your cost data co young yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing yan) OR (((((yang yang) OR (wang yan))) OR (dong sin)))) day your cost data co young yun ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing yan) or (((((yang yang) OR (wang yan))) or (dong sin)))) day your cost data co young yun ;".
• Adding a wildcard symbol may retrieve word variants: ((wing yan) or (((((yang yang) OR (wang yan))) or (dong sin)))) day your cost data co young yun ;*.