Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sach de ton snippets" » "cach de ton snippets", "sach dao ton snippets", "sach dat ton snippets", "sach de toni snippets", "sach de tin snippets", "sach ke ton 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: (((("sach de ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sach de ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sach de ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach de ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.