Perhaps you should try some spelling variations:
savings cross » savings groups, savings access, savings group
cross among » crops among, costs among, grows among
lower cost » lower costs, power costs, low cost
zhang ying » zhang ming, zhang jing, zhang ping
oder cost » der cost, power cost, user cost
among who » along who, among hr, wrong who

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((wang yan) or (zhang ying)) ((oder cost) OR (lower cost)) savings cross among who ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((wang yan) OR (zhang ying)) ((oder cost) OR (lower cost)) savings cross among who ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((wang yan) or (zhang ying)) ((oder cost) OR (lower cost)) savings cross among who ;".
• Adding a wildcard symbol may retrieve word variants: wang ((wang yan) or (zhang ying)) ((oder cost) OR (lower cost)) savings cross among who ;*.