Perhaps you should try some spelling variations:
":wirkt:displaces" » ":wirkt:displace", ":wirkt:displays", ":wirkt:misplaced"
":winke:displayed" » ":winkel:displayed", ":linke:displayed", ":winke:display", ":winke:displays"
":wikt:displaced" » ":winkt:displaced", ":wit:displaced", ":witt:displaced"

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: ((":wirkt:displaces" OR ":winke:displayed") OR ":wikt:displaced").
• Removing quotes may allow a broader search: (( :wirkt:displaces or :winke:displayed ) or :wikt:displaced ).
• Adding a wildcard symbol may retrieve word variants: ((":wirkt:displaces" or ":winke:displayed") or ":wikt:displaced")*.