Perhaps you should try some spelling variations:
data making » data taking, data mapping, data imaging
making use » making up, making under
yang yang » wang yang, wang yan
dong jung » hong jong, dong ping, dong yang
what your » what you, what's your
your cost » your most, your best, your boss
cost data » test data
qian yan » qian jun, qian yi
use yu » use your

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((qian yan) OR (((yang yang) OR (dong jung)))) what your cost data making use yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((qian yan) OR (((yang yang) OR (dong jung)))) what your cost data making use yu ;".
• Adding a wildcard symbol may retrieve word variants: ((qian yan) OR (((yang yang) OR (dong jung)))) what your cost data making use yu ;*.