Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi lam nong snippets" » "phi lam dong snippets", "phi tam nong snippets", "phi cam nang snippets", "phai lam nong snippets", "phap lam nong snippets", "thai lam nong 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: (((("phi lam nong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi lam nong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi lam nong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi lam nong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.