Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi co hon snippets" » "noi cho hon snippets", "noi bo hon snippets", "moi co hon snippets", "noi cao hon snippets", "noi co hoc snippets", "noi co hoi 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: (((("noi co hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi co hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi co hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi co hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.