Perhaps you should try some spelling variations:
"duong cfd code snippets" » "duong co code snippets", "duong cua code snippets", "duong cac code snippets", "duong cfd core snippets", "duong cfd code slippers"
"dung tinh java snippets" » "dang tinh java snippets", "dung ninh java snippets", "dung tin java snippets", "dung trinh java snippets", "dung think java snippets", "dung tinh va snippets", "dung tinh java slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("duong cfd code snippets") or ("dung tinh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong cfd code snippets") OR ("dung tinh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duong cfd code snippets ) or ( dung tinh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong cfd code snippets") or ("dung tinh java snippets"))) or ("locating bug code snippets"))*.