Perhaps you should try some spelling variations:
"dong tranh nhap snippets" » "dong thanh nhap snippets", "dong trinh nhap snippets", "trong tranh nhap snippets", "dong tranh chap snippets", "dong thanh nhan snippets", "dong tranh nhap 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: (((("dong tranh nhap snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tranh nhap snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tranh nhap snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tranh nhap snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.