Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giai van ho snippets" » "gioi van ho snippets", "giai han ho snippets", "giai san ho snippets", "giai van hoa snippets", "giai van hoc snippets", "giai van hoe 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: (((("giai van 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: (((("giai van ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giai van ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giai van ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.