Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cuu nhan slippers" » "doi cu nhan slippers", "doi cua nhan slippers", "doi cuu thanh slippers", "doi cuoc nhan slippers", "doi cuu nhan slippery", "doi cuu nhan 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 cuu nhan 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 cuu nhan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi cuu nhan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cuu nhan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.