Perhaps you should try some spelling variations:
"mix mater heike" » "mix vater heike" (Expand Search), "mix kater heike" (Expand Search)
"mix moser eine" » "mix moser ein" (Expand Search)
"mix maier eine" » "mix maier ein" (Expand Search), "mix baier eine" (Expand Search)
"mix mayer mike" » "mix meyer mike" (Expand Search), "mix mayer mikes" (Expand Search), "mix mayer eike" (Expand Search), "mix mayer mile" (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 moser eine") OR ("mix maier eine"))))) OR ("mix mayer mike"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"mix mater heike\") OR (((\"mix moser eine\") OR (\"mix maier eine\"))))) OR (\"mix mayer mike\"))".
• Removing quotes may allow a broader search: (((( mix mater heike ) OR ((( mix moser eine ) OR ( mix maier eine ))))) OR ( mix mayer mike )).
• Adding a wildcard symbol may retrieve word variants: (((("mix mater heike") OR ((("mix moser eine") OR ("mix maier eine"))))) OR ("mix mayer mike"))*.