Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua nghe mon snippets" » "cua ngan mon snippets", "cua nha mon snippets", "cap nghe mon snippets", "cua nghe moi snippets", "cua nghe son snippets", "cua nghe moc 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: (((("cua nghe mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua nghe mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua nghe mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua nghe mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.