Perhaps you should try some spelling variations:
"cong dung coc snippets" » "cuong dung coc snippets", "cong dong coc snippets", "cong luong coc snippets", "cong dung cac snippets", "cong dung hoc snippets", "cong dung con snippets", "cong dung choc snippets", "cong dung congc snippets", "cong dung cuac snippets"
"cong dung co snippets" » "cuong dung co snippets", "cong dong co snippets", "cong luong co snippets", "cong dung cho snippets", "cong dung cong snippets", "cong dung cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong dung coc snippets") or ("cong dung co snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong dung coc snippets") OR ("cong dung co snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong dung coc snippets ) or ( cong dung co snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dung coc snippets") or ("cong dung co snippets"))) or ("locating bug code snippets"))*.