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