Perhaps you should try some spelling variations:
"cdung cua code snippets" » "dung cua code snippets", "chung cua code snippets", "cung cua code snippets", "cdung cua cong snippets", "cdung cua co snippets", "cdung cfd code snippets", "cdung cua 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: "((((\"chung v code snippets\") OR (\"cdung cua code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( chung v code snippets ) OR ( cdung cua code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chung v code snippets") OR ("cdung cua code snippets"))) OR ("locating bug code snippets"))*.