Perhaps you should try some spelling variations:
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de snippets", "dung dat code slippers"
"tong cua code snippets" » "thong cua code snippets", "trong cua code snippets", "tuong cua code snippets", "tong cua cong snippets", "tong cua co snippets", "tong cfd code snippets", "tong cua 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: "((((\"dung dat code snippets\") OR (\"tong cua code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( dung dat code snippets ) OR ( tong cua code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung dat code snippets") OR ("tong cua code snippets"))) OR ("locating bug code snippets"))*.