Perhaps you should try some spelling variations:
"anh tranh code snippets" » "anh tranh co snippets", "canh tranh code snippets", "lanh tranh code snippets", "anh thanh code snippets", "anh tranh code slippers"
"dung hung code snippets" » "dung chung code snippets", "dung nhung code snippets", "dung huong code snippets", "dung hung 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: "((((\"anh tranh code snippets\") OR (\"dung hung code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( anh tranh code snippets ) OR ( dung hung code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("anh tranh code snippets") OR ("dung hung code snippets"))) OR ("locating bug code snippets"))*.