Perhaps you should try some spelling variations:
"dang trung dai snippets" » "dung trung dai snippets", "dong trung dai snippets", "quang trung dai snippets", "dang truong dai snippets", "dang truong dao snippets", "dang trung tam snippets", "dang trung dai 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: (((("dang trung dai snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang trung dai snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang trung dai snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang trung dai snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.