Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai cao hon snippets" » "dam cao hon snippets", "dao cao hon snippets", "tai cao hon snippets", "dai cao son snippets", "dai cao hoc snippets", "dai ca hon 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: (((("dai cao 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: (((("dai cao hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai cao hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai cao hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.