Perhaps you should try some spelling variations:
border sharing » border spacing, border shopping, power sharing
sharing gains » sharing savings, learning gains, securing gains
der border » der norder, der vordere, eu border
gains how » chains how, wins how
yang lin » yang jin, wang lin, yang li
wang qin » wang lin, wang qiao, wang jing

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang lin) or (wang qin)) umfang der border sharing gains how self ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang lin) OR (wang qin)) umfang der border sharing gains how self ;*.