Perhaps you should try some spelling variations:
"cong duoc dat snippets" » "cong cuoc dat snippets", "dong duoc dat snippets", "cong duc dat snippets", "cong duoc bat snippets", "cong duoc dai snippets", "cong duoc dan snippets", "cong duoc dat slippers"
"dung java java snippets" » "dung va java snippets", "dung java java 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: (((("cong duoc dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong duoc dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong duoc dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong duoc dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.