Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat dao can snippets" » "hat dan can snippets", "hat dam can snippets", "hat do can snippets", "hat dao van snippets", "hat dao dan snippets", "hat dao cac 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: (((("hat dao can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat dao can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat dao can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat dao can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.