Perhaps you should try some spelling variations:
"ley 1340 de 2012" » "ley 100 de 2012", "ley 1480 de 2012", "ley 1448 de 2012", "ley 1340 de 2016"
"ley 1930 de 2015" » "ley 1934 de 2015", "ley 130 de 2015", "ley 190 de 2015", "ley 1330 de 2015"
"ley 1530 de 2015" » "ley 1537 de 2015", "ley 130 de 2015", "ley 100 de 2015", "ley 1330 de 2015", "ley 1500 de 2015", "ley 153 de 2015"
"ley 1341 de 2012" » "ley 1341 de 2016"
"ley 397 de 2012" » "ley 397 de 2016"

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 1341 de 2012") or ("ley 1340 de 2012"))) or ("ley 397 de 2012"))) or ((("ley 1930 de 2015") or ("ley 1530 de 2015"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("ley 1341 de 2012") OR ("ley 1340 de 2012"))) OR ("ley 397 de 2012"))) OR ((("ley 1930 de 2015") OR ("ley 1530 de 2015")))).
• Removing quotes may allow a broader search: (((((( ley 1341 de 2012 ) or ( ley 1340 de 2012 ))) or ( ley 397 de 2012 ))) or ((( ley 1930 de 2015 ) or ( ley 1530 de 2015 )))).
• Adding a wildcard symbol may retrieve word variants: (((((("ley 1341 de 2012") or ("ley 1340 de 2012"))) or ("ley 397 de 2012"))) or ((("ley 1930 de 2015") or ("ley 1530 de 2015"))))*.