Perhaps you should try some spelling variations:
"phan thi code snippets" » "pham thi code snippets", "tran thi code snippets", "phan tu code snippets", "phan thi cong snippets", "phan thi hoe snippets", "phan thi code slippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "dung cac 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan thi code snippets") or ("dung cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan thi code snippets") OR ("dung cac code snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( phan thi code snippets ) or ( dung cac code snippets ))) or ( locating bug code snippets ))*.