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