Perhaps you should try some spelling variations:
credit lasting » credit rating, credit granting, credit ratings
lasting career » lasting careers, playing career, learning careers
mapping based » mapping land, mapping buyer, mapping phase
mapping shu » mapping snn, mapping safe, mapping slam
dong wang » dong yang, hong wang, dong hoang
du credit » de credit, 2 credit
yan du » yang du

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong wang yan du credit lasting career ((mapping shu) or (mapping based)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong wang yan du credit lasting career ((mapping shu) OR (mapping based)) ;.
• Adding a wildcard symbol may retrieve word variants: dong wang yan du credit lasting career ((mapping shu) or (mapping based)) ;*.