Perhaps you should try some spelling variations:
"central climate research team series." » "general climate research team series.", "cultural climate research team series.", "centered climate research team series.", "central climate research stem series.", "central climate research nejm series.", "central climate research tilsm series."
"central urban research firm series." » "central bank research firm series.", "central asian research firm series.", "central great research firm series.", "central urban research from series.", "central urban research field series.", "central urban research final series.", "central urban research film series.", "central urban research forum series."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("central urban research firm series.") or ("central climate research team series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("central urban research firm series.") OR ("central climate research team series.")).
• Removing quotes may allow a broader search: (( central urban research firm series. ) or ( central climate research team series. )).
• Adding a wildcard symbol may retrieve word variants: (("central urban research firm series.") or ("central climate research team series."))*.