Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"2012 sua da snippets" » "2012 cua da snippets", "2013 sua da snippets", "2014 sua da snippets", "2012 sua va snippets", "2012 qua da snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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: (((("2012 sua da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("2012 sua da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( 2012 sua da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("2012 sua da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.