Perhaps you should try some spelling variations:
"supply fare integration efforts." » "supply fare international efforts.", "supply fare conservation efforts.", "supply trade integration efforts.", "supply die integration efforts.", "supply farm integration efforts.", "supply case integration efforts.", "supply figure integration efforts."
"supply 21st interaction series." » "supply 21st interactions series.", "supply 21st interaction studies.", "supply 21st interaction terms.", "supply 2193 interaction series.", "supply host interaction series.", "supply host interactions series.", "supply cost interaction series.", "supply costs interaction series.", "supply asset interaction series."

Try widening your search to All Fields.

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