Perhaps you should try some spelling variations:
klang der » klarung der, gang der
cost data » test data
data kiev » data ki, data kit
what you » what do
der cost » oder cost, user cost, debt cost
song min » song ming, jong min, song jin
gong min » jong min, gong meng, song ming

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((want you) OR (what you)) klang der cost data kiev ((cong shu) OR (((song min) OR (gong min)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((want you) or (what you)) klang der cost data kiev ((cong shu) or (((song min) OR (gong min)))) ;~".
• Adding a wildcard symbol may retrieve word variants: ((want you) or (what you)) klang der cost data kiev ((cong shu) or (((song min) OR (gong min)))) ;*.