Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoi bat coc snippets" » "khoi bay coc snippets", "hoi bat coc snippets", "khoi nhat coc snippets", "khoi bat buoc 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: (((("khoi bat coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi bat coc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi bat coc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi bat coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.