Perhaps you should try some spelling variations:
costa sharing » data sharing, loss sharing, asia sharing
cost sharing » risk sharing, cost savings
hyoung can » hyoung gun
wang wang » wang yang, wang liang, wang yan
tan long » tan hong, tan kong, van long
tan yong » tan hong, tan kong, tan yang

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: wang wang hyoung can ((costa sharing) OR (cost sharing)) ((tan long) OR (tan yong)) des ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang hyoung can ((costa sharing) OR (cost sharing)) ((tan long) or (tan yong)) des ;~".
• Adding a wildcard symbol may retrieve word variants: wang wang hyoung can ((costa sharing) OR (cost sharing)) ((tan long) or (tan yong)) des ;*.