Perhaps you should try some spelling variations:
"central asia research project hci." » "central basic research project hci.", "central media research project hci.", "central china research project hci.", "central asia research project has.", "central asia research project how.", "central asia research project hub."
"central key research project sri." » "central 1.1 research project sri.", "central 1.2 research project sri.", "central 1 research project sri.", "central de research project sri.", "central city research project sri.", "central body research project sri.", "central key research project soil.", "central key research project svp.", "central key research project 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 key research project sri.") or ("central asia research project hci."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("central key research project sri.") OR ("central asia research project hci.")).
• Removing quotes may allow a broader search: (( central key research project sri. ) or ( central asia research project hci. )).
• Adding a wildcard symbol may retrieve word variants: (("central key research project sri.") or ("central asia research project hci."))*.