Perhaps you should try some spelling variations:
"luong cac code snippets" » "luong cuoc code snippets", "luong va code snippets", "luong tai code snippets", "luong cac cong snippets", "luong cac co snippets", "luong cac che snippets", "luong cac code slippers"
"dung cua data snippets" » "dung luan data snippets", "dung cho data snippets", "dung cua dang snippets", "dung cua dan snippets", "dung a data snippets", "dung cua data 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: (((("dung cua data snippets") or ("luong cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua data snippets") OR ("luong cac code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cua data snippets ) or ( luong cac code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua data snippets") or ("luong cac code snippets"))) or ("locating bug code snippets"))*.