Perhaps you should try some spelling variations:
"continuo de les." » "continua de les.", "contenido de les.", "continuo de ley."
"codigo 2la ley." » "codigos la ley.", "codigo 2 ley.", "codigo la ley.", "codigo 2da ley.", "codigo sola ley."
"codigo l2 le." » "codigo 2 le.", "codigos la le.", "codigo de le.", "codigo l2 la."
"codigo da ley." » "codigo de ley.", "codigos la ley.", "codigos de ley.", "codigo 2da ley.", "codigo la ley."

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: (("continuo de les.") or ((((("codigo 2la ley.") or ("codigo l2 le."))) or ("codigo da ley."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("continuo de les.") OR ((((("codigo 2la ley.") OR ("codigo l2 le."))) OR ("codigo da ley.")))).
• Removing quotes may allow a broader search: (( continuo de les. ) or ((((( codigo 2la ley. ) or ( codigo l2 le. ))) or ( codigo da ley. )))).
• Adding a wildcard symbol may retrieve word variants: (("continuo de les.") or ((((("codigo 2la ley.") or ("codigo l2 le."))) or ("codigo da ley."))))*.