Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"van danh phap snippets" » "van dinh phap snippets", "van ban phap snippets", "van danh nhan snippets", "van doanh phap snippets", "van anh phap snippets", "van hanh phap snippets", "van danh phap slippers"

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 ("van danh phap snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("van danh phap snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( van danh phap snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("van danh phap snippets"))) or ("locating bung code snippets"))*.