Perhaps you should try some spelling variations:
"cua chinh dat snippets" » "luan chinh dat snippets", "cuoc chinh dat snippets", "cua sinh dat snippets", "cua chinh phat snippets", "cua chinh dang snippets", "cua chinh danh snippets", "cua chinh 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: (((("cua chinh 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: (((("cua chinh dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua chinh dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua chinh dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.