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