Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cau qua slippers" » "doi dau qua slippers", "di cau qua slippers", "doi ca qua slippers", "doi cau quan slippers", "doi cau qua slippery", "doi cau qua 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 cau qua 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 cau qua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi cau qua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cau qua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.