Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing his » sharing risk, sharing big, sharing dps
yang yao » yang yang, wang yan, yang yi
yang hua » wang hua, yang hui, yang jui
ying hua » ming hua, wang hua, ying zhu
his song » his son, hays song
song shu » cong shu, song shin, tong shui

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang yao ((yang hua) OR (ying hua)) cost sharing his song shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yang yao ((yang hua) OR (ying hua)) cost sharing his song shu ;*".