Perhaps you should try some spelling variations:
credits training » credit training, credit trading, credit rating
training costs » trading costs, training courses, training course
costs longer » costs along, costs linked, does longer
longer shiu » longer shelf
dong yang » dong hoang, wang yang, dan yang
yang yang » wang yang, wang yan
ida » idea

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong yang) OR (yang yang)) ya ida credits training costs longer shiu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong yang) OR (yang yang)) ya ida credits training costs longer shiu ;*".