Perhaps you should try some spelling variations:
"central basic research team series." » "central based research team series.", "central asia research team series.", "central bajio research team series.", "neutral basic research team series.", "central basic research stem series.", "central basic research nejm series.", "central basic research tilsm series."
"central bank research force survey." » "central bank research forum survey.", "central bank research before survey.", "central bank research format survey."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("central basic research team series.") or ("central bank research force survey."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("central basic research team series.") OR ("central bank research force survey."))*.
• Removing quotes may allow a broader search: (( central basic research team series. ) or ( central bank research force survey. ))*.