Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan cua ke snippets" » "nhat cua ke snippets", "nhan luc ke snippets", "nhan su ke snippets", "nhan cua ky snippets", "nhan cua te snippets", "nhan bua ke 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: (((("nhan cua ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan cua ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan cua ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan cua ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.