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