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