Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan che cuc snippets" » "han che cuc snippets", "phan che cuc snippets", "nhan nghe cuc snippets", "nhan chi cuc snippets", "nhan che duoc snippets", "nhan che quoc 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: (((("nhan che cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan che cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan che cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan che cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.