Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"van do cuu snippets" » "van dao cuu snippets", "van de cuu snippets", "van du cuu snippets", "van do huu snippets", "van do cua snippets", "van ho cuu snippets"

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

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