Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van chi phan slippers" » "van cho phan slippers", "van chinh phan slippers", "van chi nhanh slippers", "van chien phan slippers", "luan chi phan slippers", "van chat phan slippers", "van chi phan slippery", "van chi phan 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: (((("van chi phan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van chi phan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van chi phan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van chi phan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.