Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac nghe cnc snippets" » "cac nghe cnc snippets", "tac nghen cnc snippets", "van nghe cnc snippets", "mac nghe cong snippets", "mac nghe che snippets", "mac nghe co 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 nghe cnc 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 nghe cnc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac nghe cnc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac nghe cnc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.