Perhaps you should try some spelling variations:
"central basic research program stress." » "central basic research programs stress.", "central basic research project stress.", "central based research program stress.", "central basic research program success.", "central asia research program stress.", "central bajio research program stress.", "neutral basic research program stress."
"central basic research program synthesis." » "central basic research programs synthesis.", "central basic research project synthesis.", "central based research program synthesis.", "central asia research program synthesis.", "central bajio research program synthesis.", "neutral basic research program synthesis."

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 program stress.") OR ("central basic research program synthesis."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"central basic research program stress.\") OR (\"central basic research program synthesis.\"))".
• Removing quotes may allow a broader search: (( central basic research program stress. ) OR ( central basic research program synthesis. )).
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