Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doan so tu slippers" » "dan so tu slippers", "doan do tu slippers", "doan o tu slippers", "doan so du slippers", "doan co tu slippers", "doan su tu slippers", "doan so tu slippery", "doan so 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: (((("doan so 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: (((("doan so tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan so tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan so tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.