Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai mach cao snippets" » "lai sach cao snippets", "luan mach cao snippets", "vi mach cao snippets", "lai mac ca snippets", "lai sach cap snippets", "lai mach lac 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: (((("lai mach cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai mach cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai mach cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai mach cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.