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