Perhaps you should try some spelling variations:
y medicina » de medicina, la medicina, en medicina
de meditar » de media, de medida, de medidas
"yo medito, du de editar." » "yo medito, du de educar.", "yo medito, du de edgar.", "yo medito, du de estar.", "yo medito, de de editar.", "yo medito, ou de editar.", "yo medito, vu de editar."
y medica » y media, y mediana, y medidas
tu de » tu me, ou de, tu te

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 medito, du de editar.") or ("((y pedro) or (((y medica) or (y medicina)))), tu de meditar."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("yo medito, du de editar.") OR ("((y pedro) or (((y medica) or (y medicina)))), tu de meditar.")).
• Removing quotes may allow a broader search: (( yo medito, du de editar. ) or ( ((y pedro) or (((y medica) or (y medicina)))), tu de meditar. )).
• Adding a wildcard symbol may retrieve word variants: (("yo medito, du de editar.") or ("((y pedro) or (((y medica) or (y medicina)))), tu de meditar."))*.