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