Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bai cua don snippets" » "ban cua don snippets", "dai cua don snippets", "bai ca don snippets", "bai cua dong snippets", "bai cua dan snippets", "bai cua con 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: (((("bai cua don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai cua don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai cua don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai cua don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.