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