Perhaps you should try some spelling variations:
"mix vater mile" » "die vater mile" (Expand Search)
"mix mater heike" » "mix mayer heike" (Expand Search)
"mix kater mike" » "mix kater mikes" (Expand Search), "mix kater eike" (Expand Search), "mix kater mine" (Expand Search)
"mix maier mines" » "mix mayer mines" (Expand Search), "mix baier mines" (Expand Search), "mix maier meines" (Expand Search), "mix maier eines" (Expand Search), "mix maier fines" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("mix mater heike") OR ("mix kater mike"))) OR ("mix vater mile"))) OR ("mix maier mines"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"mix mater heike\") OR (\"mix kater mike\"))) OR (\"mix vater mile\"))) OR (\"mix maier mines\"))*".
• Removing quotes may allow a broader search: (((((( mix mater heike ) OR ( mix kater mike ))) OR ( mix vater mile ))) OR ( mix maier mines ))*.