Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nam cho doi snippets" » "nam chon doi snippets", "nam chi doi snippets", "nam cao doi snippets", "nam cho moi snippets", "nam cuoc doi snippets", "nam cho tuoi 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 cho doi 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 cho doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nam cho doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nam cho doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.