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

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 facility"))) OR ("experimental fluid"))) OR ("experimental facts")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"experimental film\") OR (\"experimental facility\"))) or (\"experimental fluid\"))) or (\"experimental facts\"))".
• Removing quotes may allow a broader search: (((((( experimental film ) OR ( experimental facility ))) or ( experimental fluid ))) or ( experimental facts )).
• Adding a wildcard symbol may retrieve word variants: (((((("experimental film") OR ("experimental facility"))) or ("experimental fluid"))) or ("experimental facts"))*.