Perhaps you should try some spelling variations:
"ley 1530 de 2012" » "ley 1537 de 2012", "ley 130 de 2012", "ley 1930 de 2012", "ley 153 de 2012", "ley 1510 de 2012", "ley 1530 de 2015", "ley 1530 de 2016"
ley 1500 » ley 100, ley 1503, ley 1508
"ley 1330 de 2012" » "ley 1340 de 2012", "ley 1333 de 2012", "ley 1335 de 2012", "ley 1330 de 2015", "ley 1330 de 2016"
"ley 1030 de 2012" » "ley 100 de 2012", "ley 1090 de 2012", "ley 1010 de 2012", "ley 1030 de 2015", "ley 1030 de 2016"
"Ley 150 de 2012" » "Ley 150 de 2015", "Ley 150 de 2016", "Ley 1150 de 2012", "Ley 1850 de 2012", "Ley 1503 de 2012"
"Ley 1500 de 2012" » "Ley 1500 de 2015", "Ley 1500 de 2016", "Ley 100 de 2012"
ley 150 » ley 1850, ley 1150, ley 1503

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: (((((("ley 1530 de 2012") or ((("Ley 150 de 2012") OR ("Ley 1500 de 2012"))))) or ("ley 1330 de 2012"))) or ("ley 1030 de 2012"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("ley 1530 de 2012") OR ((("Ley 150 de 2012") OR ("Ley 1500 de 2012"))))) OR ("ley 1330 de 2012"))) OR ("ley 1030 de 2012")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"ley 1530 de 2012\") or (((\"Ley 150 de 2012\") OR (\"Ley 1500 de 2012\"))))) or (\"ley 1330 de 2012\"))) or (\"ley 1030 de 2012\"))".
• Removing quotes may allow a broader search: (((((( ley 1530 de 2012 ) or ((( Ley 150 de 2012 ) OR ( Ley 1500 de 2012 ))))) or ( ley 1330 de 2012 ))) or ( ley 1030 de 2012 )).
• Adding a wildcard symbol may retrieve word variants: (((((("ley 1530 de 2012") or ((("Ley 150 de 2012") OR ("Ley 1500 de 2012"))))) or ("ley 1330 de 2012"))) or ("ley 1030 de 2012"))*.