Perhaps you should try some spelling variations:
"support strategic interactions series." » "support strategic directions series.", "support strategic information series.", "support strategic interaction terms.", "support strategic interactions between.", "support strategy interactions series.", "sector strategic interactions series.", "effort strategic interactions series."
"support grant integration theories." » "support grant integration theory.", "support grant integration through.", "support grant integration efforts.", "support migrant integration theories.", "support trade integration theories.", "support grid integration theories."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support grant integration theories.") OR ("support strategic interactions series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support grant integration theories.\") OR (\"support strategic interactions series.\"))".
• Removing quotes may allow a broader search: (( support grant integration theories. ) OR ( support strategic interactions series. )).
• Adding a wildcard symbol may retrieve word variants: (("support grant integration theories.") OR ("support strategic interactions series."))*.