Perhaps you should try some spelling variations:
"support deep integration theories." » "support deep integration theorems.", "support deep integrationstheorie 2.", "support deep integration theory.", "support data integration theories.", "supported deep integration theories.", "support de integration theories.", "support does integration theories."
"support dat_ interaction series." » "support dat_ interactions series.", "support dat_ interaction studies.", "support dat_ interaction terms.", "support data interaction series.", "support depth interaction series.", "support earth interaction series.", "support david interaction series.", "support _ interaction 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 dat_ interaction series.") or ("support deep integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support dat_ interaction series.") OR ("support deep integration theories.")).
• Removing quotes may allow a broader search: (( support dat_ interaction series. ) or ( support deep integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("support dat_ interaction series.") or ("support deep integration theories."))*.