Perhaps you should try some spelling variations:
"codigo yla lexy." » "codigo y lexy.", "codigo la ley.", "codigo la lex.", "codigo yla leyxy.", "codigo yla lexxy.", "codigo yla leaxy."
"codigo 2la ley." » "codigo 2 ley.", "codigo la ley.", "codigo 2da ley.", "codigo sola ley.", "codigo 2la leyy.", "codigo 2la lexy.", "codigo 2la leay."
"codigo da ley." » "codigo de ley.", "codigos de ley.", "codigo del ley.", "codigo 2da ley.", "codigo la ley."
"codigos la le." » "codigos la ley.", "codigos la lex.", "codigos la lea."

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: (("codigo da ley.") or ((((("codigo 2la ley.") or ("codigo yla lexy."))) or ("codigos la le."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("codigo da ley.") OR ((((("codigo 2la ley.") OR ("codigo yla lexy."))) OR ("codigos la le.")))).
• Removing quotes may allow a broader search: (( codigo da ley. ) or ((((( codigo 2la ley. ) or ( codigo yla lexy. ))) or ( codigos la le. )))).
• Adding a wildcard symbol may retrieve word variants: (("codigo da ley.") or ((((("codigo 2la ley.") or ("codigo yla lexy."))) or ("codigos la le."))))*.