Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhe sach cap snippets" » "khoe sach cap snippets", "theo sach cap snippets", "nam sach cap snippets", "nhe sach dao snippets", "nhe sach bai snippets", "nhe sach xa 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: (((("nhe sach cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhe sach cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhe sach cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhe sach cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.