Perhaps you should try some spelling variations:
"ban trong trang snippets" » "ban trong tang snippets", "ban trong tieng snippets", "ban trong tan snippets", "bai trong trang snippets", "ban tuong trang snippets", "ben trong trang snippets", "ban trong trang 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: (((("dung java java snippets") or ("ban trong trang snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("ban trong trang snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( ban trong trang snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("ban trong trang snippets"))) or ("locating bug code snippets"))*.