Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing how » sharing low, sharing hold, sharing home
urban cost » urban costs, urban core, urban case
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
how kong » how long, how hong, hong kong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ying ((yang yang) or (wang yang)) urban cost sharing how kong (sar or saur) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ying ((yang yang) OR (wang yang)) urban cost sharing how kong (sar OR saur) ;*.