Perhaps you should try some spelling variations:
"trinh cfd code snippets" » "trinh cad code snippets", "trinh co code snippets", "trinh cau code snippets", "trinh cfd core snippets"
"dung ung con snippets" » "dung trung con snippets", "dung quang con snippets", "dung chung con snippets", "dung dung con snippets", "dung ung co snippets", "dung ung ion snippets"
"locating bug code snippets" » "locating bug core snippets", "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: (((("dung ung con snippets") or ("trinh cfd code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ung con snippets") OR ("trinh cfd code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung ung con snippets ) or ( trinh cfd code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung ung con snippets") or ("trinh cfd code snippets"))) or ("locating bug code snippets"))*.