Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi nhanh tu slippers" » "doi nhan tu slippers", "doi hanh tu slippers", "doc nhanh tu slippers", "doi nhan su slippers", "doi anh tu slippers", "doi nhanh tu slippery", "doi nhanh 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: (((("doi nhanh 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: (((("doi nhanh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi nhanh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi nhanh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.