Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang ba don snippets" » "tang ban don snippets", "tang ma don snippets", "tang ha don snippets", "tang la don snippets", "tang va don snippets", "tang bat dong 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: (((("tang ba don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang ba don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang ba don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang ba don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.