Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan co data slippers" » "toan cao data slippers", "toan ho data slippers", "toan hoc data slippers", "toan co data slippery", "toan co data 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: (((("toan co data slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan co data slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan co data slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan co data slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.