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