Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bang che ho snippets" » "sang che ho snippets", "bang cho ho snippets", "bang he ho snippets", "bang che do snippets", "bang che khoa 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: (((("bang che ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bang che ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bang che ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bang che ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.