Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using 3d code snippets" » "using 3 code snippets", "using a code snippets", "using _ code snippets", "using cfd code snippets"
"dung dat toc snippets" » "dung va toc snippets", "dung tai toc snippets", "dung dan toc snippets", "dung dat doc snippets", "dung dat nuoc snippets"

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 3d code snippets") OR ("dung dat toc snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using 3d code snippets ) or ( dung dat toc snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using 3d code snippets") or ("dung dat toc snippets"))) or ("locating bugs code snippets"))*.