Perhaps you should try some spelling variations:
"using cfd code snippets" » "using 3d code snippets", "using c code snippets"
"dung toi dat snippets" » "dung thoi dat snippets", "dung tai dat snippets", "dung doi dat snippets", "dung troi dat snippets", "dung hoi dat snippets", "dung toi da 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: (((("using cfd code snippets") OR ("dung toi dat snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( using cfd code snippets ) or ( dung toi dat snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using cfd code snippets") or ("dung toi dat snippets"))) or ("locating bug code slippers"))*.