Perhaps you should try some spelling variations:
"dong trinh java snippets" » "cong trinh java snippets", "dong tinh java snippets", "dong tranh java snippets", "dong trinh java slippers"
"dung cuu code snippets" » "dung cua code snippets", "dung cu code snippets", "dung cau code snippets", "dung cuu che snippets", "dung cuu cong snippets", "dung cuu de snippets", "dung cuu code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dong trinh java snippets") or ("dung cuu code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong trinh java snippets") OR ("dung cuu code snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( dong trinh java snippets ) or ( dung cuu code snippets ))) or ( locating bug code snippets ))*.