Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"din cao do snippets" » "dinh cao do snippets", "din lao do snippets", "tinh cao do snippets", "din cao dao snippets", "din cau do snippets", "din cap do 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: (((("din cao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("din cao do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( din cao do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("din cao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.