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