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