Perhaps you should try some spelling variations:
"support _ integration schemes." » "support _ integration schengen.", "support _ irrigation schemes.", "support _ integration regimes."
"supporting social integration series." » "supporting global integration series.", "supporting financial integration series.", "supporting regional integration series.", "supporting social integration services.", "supporting social interaction series.", "supporting social integration server.", "support social integration series.", "supporting digital integration series."

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

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