Perhaps you should try some spelling variations:
yo medico » y medico, por medico, uso medico
un medico » un medio, el medico
y mexico » _ mexico
de edgar » poe edgar, de edad
"yo medito, ou le edgar." » "yo medito, ou poe edgar.", "yo medito, ou y edgar.", "yo medito, ou _ edgar.", "yo medito, ou la edgar.", "yo medito, ou de edgar."
tu de » tu me, ou de, du de

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("((((yo medico) or (un medico))) or (y mexico)), tu de edgar.") or ("yo medito, ou le edgar."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("((((yo medico) or (un medico))) or (y mexico)), tu de edgar.") OR ("yo medito, ou le edgar.")).
• Removing quotes may allow a broader search: (( ((((yo medico) or (un medico))) or (y mexico)), tu de edgar. ) or ( yo medito, ou le edgar. )).
• Adding a wildcard symbol may retrieve word variants: (("((((yo medico) or (un medico))) or (y mexico)), tu de edgar.") or ("yo medito, ou le edgar."))*.