Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
your cost » your most, your best, your boss
data code » data model, stata code, data case
young yun » kyoung yun, young eun, young young
wing yan » wang yan, wing ian, wing tan
day your » pay your, way your, way you
data co » data coe, data crop, data can

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 (dong sin)))) day your cost ((data co) OR (data code)) young yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing yan) OR (((yang yang) OR (dong sin)))) day your cost ((data co) OR (data code)) young yun ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing yan) or (((yang yang) or (dong sin)))) day your cost ((data co) OR (data code)) young yun ;".
• Adding a wildcard symbol may retrieve word variants: ((wing yan) or (((yang yang) or (dong sin)))) day your cost ((data co) OR (data code)) young yun ;*.