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