Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung len tu slippers" » "dung nen tu slippers", "dung le tu slippers", "dung luan tu slippers", "dung lien tu slippers", "dung lon tu slippers", "dung yen tu slippers", "dung len tu slippery", "dung len 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: (((("dung len 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: (((("dung len tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung len tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung len tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.