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