Perhaps you should try some spelling variations:
"nhan dieu hat snippets" » "nhung dieu hat snippets", "nhan vien hat snippets", "nhan dieu hanh snippets", "nhan dieu khac snippets", "nhan dieu can snippets", "nhan dieu hat 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: (((("nhan dieu hat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan dieu hat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan dieu hat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan dieu hat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.