Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mach con cua snippets" » "cach con cua snippets", "mach song cua snippets", "mach so cua snippets", "mach cong cua snippets", "mach co cua snippets", "mach dong cua 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 con cua 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 con cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mach con cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mach con cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.