Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sieu nam da snippets" » "sieu am da snippets", "trieu nam da snippets", "sieu nang da snippets", "sieu nam dan snippets", "sieu nam a snippets", "sieu nam va 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: (((("sieu nam da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sieu nam da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sieu nam da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sieu nam da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.