Perhaps you should try some spelling variations:
"median age" » "mediana age", "media age", "mediante age"
"medianaate age" » "medianaaate age", "mediaaate age", "medianteaate age", "mediante age"
"medianaaate age" » "medianaaaate age", "mediaaaate age", "medianteaaate age"
"medianateteaate age" » "medianaateteaate age", "mediaateteaate age", "medianteateteaate age"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("median age") OR ((((("medianaate age") OR ("medianaaate age"))) OR ("medianateteaate age"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"median age\") OR (((((\"medianaate age\") OR (\"medianaaate age\"))) OR (\"medianateteaate age\"))))*".
• Removing quotes may allow a broader search: (( median age ) OR ((((( medianaate age ) OR ( medianaaate age ))) OR ( medianateteaate age ))))*.