Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using cfd code snippets" » "using 3d code snippets", "using c code snippets", "using cfd code slippers"
"dung danh trac snippets" » "dung doanh trac snippets", "dung dan trac snippets", "dung dang trac snippets", "dung anh trac snippets", "dung dang tran snippets", "dung danh thuc snippets", "dung danh trac slippers"

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: (((("using cfd code snippets") or ("dung danh trac snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using cfd code snippets") OR ("dung danh trac snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using cfd code snippets ) or ( dung danh trac snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using cfd code snippets") or ("dung danh trac snippets"))) or ("locating bugs code snippets"))*.