Perhaps you should try some spelling variations:
costs sharing » cost sharing, loss sharing, costs savings
rail costs » real costs, travel costs
long rail » long trail, long tail, long grain
wing yan » wang yan, wing ian, wing tan
yan long » yan cong, van long, pain long
tan yang » dan yang, tan ying, tan yong
tan kong » tan hong

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 long rail costs sharing ((tan yang) or (tan kong)) arm ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan long rail costs sharing ((tan yang) OR (tan kong)) arm ;*.