Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khau thi hoa snippets" » "khau tai hoa snippets", "hau thi hoa snippets", "khac thi hoa snippets", "khau thi hoan snippets", "khau thi ha snippets", "khau thi hong 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: (((("khau thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khau thi hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khau thi hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khau thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.