Perhaps you should try some spelling variations:
"fiscal activities" » "musical activities", "financial activities", "physical activities"
"vital activities" » "digital activities", "mental activities", "critical activities"
"vitro activities" » "vitro activation", "vitro activity", "control activities"

Try widening your search to All Fields.

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: (((("vital activities") OR ("fiscal activities"))) OR ("vitro activities")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"vital activities\") OR (\"fiscal activities\"))) or (\"vitro activities\"))".
• Removing quotes may allow a broader search: (((( vital activities ) OR ( fiscal activities ))) or ( vitro activities )).
• Adding a wildcard symbol may retrieve word variants: (((("vital activities") OR ("fiscal activities"))) or ("vitro activities"))*.