Perhaps you should try some spelling variations:
access fading » access trading, access using, cross fading
cost saving » cost savings, costs savings, cost sharing
cost having » cost savings, cost sharing, costs savings
wang wei » zhang wei, wang zhi
wei yang » pei yang, wei wang, wei yang's
yang hua » wang hua, yang hui, ying hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wei yang hua ((cost having) OR (cost saving)) access fading shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wei yang hua ((cost having) OR (cost saving)) access fading shu ;*".