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