Perhaps you should try some spelling variations:
"mix mater eine" » "mix mutter eine" (Expand Search)
"mix vater mile" » "die vater mile" (Expand Search)
"mix kater mike" » "mix kater mikes" (Expand Search), "mix kater eike" (Expand Search), "mix kater mine" (Expand Search)
"mix maier rikes" » "mix mayer rikes" (Expand Search), "mix baier rikes" (Expand Search), "mix maier rilkes" (Expand Search), "mix maier mikes" (Expand Search), "mix maier rike" (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 eine") OR ((((("mix vater mile") OR ("mix kater mike"))) OR ("mix maier rikes"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"mix mater eine\") OR (((((\"mix vater mile\") OR (\"mix kater mike\"))) OR (\"mix maier rikes\"))))*".
• Removing quotes may allow a broader search: (( mix mater eine ) OR ((((( mix vater mile ) OR ( mix kater mike ))) OR ( mix maier rikes ))))*.