Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay thuan so snippets" » "cay than so snippets", "cay thuoc so snippets", "nam thuan so snippets", "cay thuat so snippets", "cay thuan loi 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: (((("cay thuan so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay thuan so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay thuan so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay thuan so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.