Perhaps you should try some spelling variations:
"cong cac code snippets" » "cuong cac code snippets", "cong tac code snippets", "cong cau code snippets", "cong cac cong snippets", "cong cac co snippets", "cong cac che snippets", "cong cac code slippers"
"chung v code snippets" » "chung vi code snippets", "chung ve code snippets", "chuong v code snippets", "chung v 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cong cac code snippets\") OR (\"chung v code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( cong cac code snippets ) OR ( chung v code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cong cac code snippets") OR ("chung v code snippets"))) OR ("locating bug code snippets"))*.