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