Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cat mach cao snippets" » "xuat mach cao snippets", "ban mach cao snippets", "tao mach cao snippets", "cat mac ca snippets", "cat sach cap snippets", "cat mach lac snippets"
"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: (((("cat mach cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cat mach cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cat mach cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cat mach cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.