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