Perhaps you should try some spelling variations:
"doan chuan code snippets" » "doan chuan co snippets", "doan quan code snippets", "doan tuan code snippets", "doan chuan code slippers"
"using a code snippets" » "using a 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("doan chuan code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( doan chuan code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("doan chuan code snippets"))) or ("locating bug code snippets"))*.