Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang ma cnc snippets" » "tang ma cnc snippets", "sang ma cnc snippets", "nang cao cnc snippets", "nang may cnc snippets", "nang ma cac 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: (((("nang ma 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: (((("nang ma cnc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang ma cnc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang ma cnc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.