Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach de cho snippets" » "cach de cho snippets", "sach de cho snippets", "mach dien cho snippets", "mach de co snippets", "mach de che snippets", "mach ke cho 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 de cho 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 de cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach de cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach de cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.