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