Perhaps you should try some spelling variations:
mean young » mun young
cost data » test data
yang yang » wang yang, wang yan
text data » text das, context data, textual data
young men » young women
dong bin » dong sin, dong di, dann bin
wan yan » wang yan, nan yan, wai yan

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

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