Perhaps you should try some spelling variations:
"dung hung code snippets" » "dung chung code snippets", "dung nhung code snippets", "dung huong code snippets"
"using cfd code snippets" » "using 3d code snippets", "using c code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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

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