Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"men tong ke snippets" » "xen tong ke snippets", "ben trong ke snippets", "jen tzong ke snippets", "men thong ke snippets", "men hong ke snippets", "men tong ky 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: (((("men tong ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men tong ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( men tong ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("men tong ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.