Perhaps you should try some spelling variations:
sharing gains » sharing savings, learning gains, securing gains
cost sharing » risk sharing, cost savings
hang debt » bank debt
hard debt » card debt, card debts, bad debt
gains how » chains how, wins how
wang lin » wang li, wang qin, yang lin
how secs » how self

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang lin ((hang debt) OR (hard debt)) cost sharing gains how secs ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang lin ((hang debt) OR (hard debt)) cost sharing gains how secs ;*".