Perhaps you should try some spelling variations:
"dung pphanh code snippets" » "dung phan code snippets", "dung thanh code snippets", "dung pphanh core snippets", "dung pphanh code slippers"
"hanh cfd code snippets" » "hanh cad code snippets", "hanh cac code snippets", "hanh cat code snippets", "hanh cfd core snippets", "hanh cfd code slippers"
"locating bug code snippets" » "locating bug core 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: (((("hanh cfd code snippets") or ("dung pphanh code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cfd code snippets") OR ("dung pphanh code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cfd code snippets ) or ( dung pphanh code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cfd code snippets") or ("dung pphanh code snippets"))) or ("locating bug code snippets"))*.