Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nom tu cung snippets" » "nom tu chung snippets", "nom tu cuong snippets", "nom tuc cung snippets", "nam tu cung snippets", "noi tu cung 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: (((("nom tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nom tu cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nom tu cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nom tu cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.