Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh luc tu slippers" » "minh duc tu slippers", "minh loc tu slippers", "dinh luc tu slippers", "minh luc tu slippery", "minh 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: (((("minh 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: (((("minh luc tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh luc tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh luc tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.