Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nham tang ca snippets" » "nham nang ca snippets", "nam tang ca snippets", "nhat trang ca snippets", "nham tang cua snippets", "nham hang ca snippets", "nham tang ma 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: (((("nham tang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nham tang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nham tang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nham tang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.