Perhaps you should try some spelling variations:
"hoc can code snippets" » "hoc cfd code snippets", "hoc dan code snippets", "hoc cao code snippets", "hoc cac code snippets", "hoc can code slippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "dung cac code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoc can code snippets") or ("dung cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc can code snippets") OR ("dung cac code snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( hoc can code snippets ) or ( dung cac code snippets ))) or ( locating bug code snippets ))*.