Perhaps you should try some spelling variations:
"ley 15230 de 2016" » "ley 1523 de 2016", "ley 1530 de 2016", "ley 1563 de 2016", "ley 1330 de 2016"
"ley 1302 de 2012" » "ley 1392 de 2012", "ley 130 de 2012", "ley 1306 de 2012", "ley 302 de 2012", "ley 102 de 2012"
"ley 030 de 2015" » "ley 020 de 2015", "ley 038 de 2015", "ley 130 de 2015"
"ley 153 de 2012" » "ley 1563 de 2012", "ley 1503 de 2012", "ley 1523 de 2012", "ley 2153 de 2012"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("ley 030 de 2015") or ("ley 1302 de 2012"))) or ("ley 153 de 2012"))) or ("ley 15230 de 2016"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("ley 030 de 2015") OR ("ley 1302 de 2012"))) OR ("ley 153 de 2012"))) OR ("ley 15230 de 2016"))*.
• Removing quotes may allow a broader search: (((((( ley 030 de 2015 ) or ( ley 1302 de 2012 ))) or ( ley 153 de 2012 ))) or ( ley 15230 de 2016 ))*.