Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach cao cu snippets" » "mac ca cu snippets", "sach cap cu snippets", "mach lac cu snippets", "mach cao chu snippets", "mach tao cu snippets", "mach cao su 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 cu 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 cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach cao cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach cao cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.