Perhaps you should try some spelling variations:
"dung cac code snippets" » "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac code slippers"
"phap tieng code snippets" » "phan tieng code snippets", "pham tieng code snippets", "phap tieng 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: (((("phap tieng 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: (((("phap tieng code snippets") OR ("dung cac code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap tieng code snippets ) or ( dung cac code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap tieng code snippets") or ("dung cac code snippets"))) or ("locating bug code snippets"))*.