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