Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc dat chu snippets" » "duoc bat chu snippets", "duoc dai chu snippets", "duoc dan chu snippets", "duoc dat cau snippets", "duoc dat phu snippets", "duoc dat thu 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: (((("duoc dat chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc dat chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc dat chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc dat chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.