Perhaps you should try some spelling variations:
"support grant interaction series." » "support grant interactions series.", "support grant interaction studies.", "support grant interaction terms.", "support graph interaction series.", "support gradient interaction series.", "support plant interactions series."
"support state interaction term." » "support state interactions term.", "support scale interaction term.", "support state intervention term.", "support state interaction _.", "support stage interaction term.", "support staff interaction term.", "support start interaction term."

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 interaction series.") or ("support state interaction term."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support grant interaction series.") OR ("support state interaction term.")).
• Removing quotes may allow a broader search: (( support grant interaction series. ) or ( support state interaction term. )).
• Adding a wildcard symbol may retrieve word variants: (("support grant interaction series.") or ("support state interaction term."))*.