Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nom tuc cung snippets" » "nom thuc cung snippets", "nom tuc dung snippets", "nom tu cung snippets", "ngon tuc 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 tuc 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 tuc cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nom tuc cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nom tuc cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.