Perhaps you should try some spelling variations:
individual plants » individual poets, individual patients, individual papers
individual place » individual face, individual part, individual pitch
individual plant » individual patient, individual poets

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: strategische aspekte of ((((individual place) OR (individual plant))) OR (individual plants)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "strategische aspekte of ((((individual place) OR (individual plant))) or (individual plants))".
• Adding a wildcard symbol may retrieve word variants: strategische aspekte of ((((individual place) OR (individual plant))) or (individual plants))*.