Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"muc nam danh snippets" » "muc nam dinh snippets", "muc nam dan snippets", "duc nam danh snippets", "cuc nam danh snippets", "luc nam danh snippets", "muc nam danh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("muc nam danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc nam danh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( muc nam danh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("muc nam danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.