Perhaps you should try some spelling variations:
"central asia research team series." » "central basic research team series.", "central cgiar research team series.", "central a research team series.", "central asia research areas series.", "central asia research a series."
"central aids research firm surveys." » "central a research firm surveys.", "central rice research firm surveys.", "central ii research firm surveys.", "central asia's research firm surveys.", "central banks research firm surveys.", "central asian research firm surveys.", "central aids research firm 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 asia research team series.") or ("central aids research firm surveys."))~.
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• Adding a wildcard symbol may retrieve word variants: (("central asia research team series.") or ("central aids research firm surveys."))*.