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