Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"oi cuon danh snippets" » "oi cuong danh snippets", "oi cuoi dan snippets", "oi cuon sach snippets", "muoi cuon danh snippets", "doi cuoc danh snippets", "hoc cuon danh snippets", "oi cuon 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: (((("oi cuon 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: (((("oi cuon danh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( oi cuon danh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("oi cuon danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.