Perhaps you should try some spelling variations:
technical activities » medical activities, technical capabilities, biochemical activities
22fiscal activities » fiscal activities, medical activities, final activities
musical activities » medical activities, physical activities, fiscal activities

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: %((((22fiscal activities) OR (musical activities))) OR (technical activities))%22*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((((22fiscal activities) OR (musical activities))) or (technical activities))%22*".