Perhaps you should try some spelling variations:
"sector strategies interactions schemes." » "sector strategic interactions schemes.", "sector strategies interacting schemes.", "sector strategic interaction schemes.", "sector strategies integration schemes.", "sector strategies interactions series.", "sector strategies interactions chapter.", "sector strategy interactions schemes."
"support grant integration study." » "support migrant integration study.", "support migrants integration study.", "support statt integration study."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("sector strategies interactions schemes.") or ("support grant integration study."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sector strategies interactions schemes.") OR ("support grant integration study."))*.
• Removing quotes may allow a broader search: (( sector strategies interactions schemes. ) or ( support grant integration study. ))*.