Perhaps you should try some spelling variations:
"experimental facts" » "experimental aspects", "experimental facilities"
"experimental films" » "experimental field", "experimental forest", "experimental findings", "experimental fields", "experimental facilitys"
"experimental film" » "experimental field", "experimental facility"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("experimental film") OR ((((("experimental films") OR ("experimental fluid"))) OR ("experimental facts")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"experimental film\") or (((((\"experimental films\") OR (\"experimental fluid\"))) or (\"experimental facts\"))))".
• Removing quotes may allow a broader search: (( experimental film ) or ((((( experimental films ) OR ( experimental fluid ))) or ( experimental facts )))).
• Adding a wildcard symbol may retrieve word variants: (("experimental film") or ((((("experimental films") OR ("experimental fluid"))) or ("experimental facts"))))*.