Perhaps you should try some spelling variations:
"dung cua code snippets" » "dung cua cong snippets", "dung cua co snippets", "dung cua che snippets", "dung luan code snippets", "dung cho code snippets", "dung cua code slippers"
"dan cfd code snippets" » "dan cfd code slippers"
"locating bug code 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: (((("dan cfd code snippets") or ("dung cua code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan cfd code snippets") OR ("dung cua code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan cfd code snippets ) or ( dung cua code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan cfd code snippets") or ("dung cua code snippets"))) or ("locating bug code snippets"))*.