Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"van do 2012 snippets" » "van doi 2012 snippets", "van doan 2012 snippets", "van dong 2012 snippets", "van dao 2012 snippets", "van de 2012 snippets", "van du 2012 snippets", "van do 2012 slippers"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van do 2012 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van do 2012 snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( van do 2012 snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van do 2012 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.