Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using cfd code snippets" » "using 3d code snippets", "using c code snippets"
"dung cac chap snippets" » "luong cac chap snippets", "dung cho chap snippets", "dung tai chap snippets", "dung cac chat snippets", "dung cac cap snippets", "dung cau chap snippets"

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 cac chap 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 cac chap snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( using cfd code snippets ) or ( dung cac chap snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using cfd code snippets") or ("dung cac chap snippets"))) or ("locating bugs code snippets"))*.