Perhaps you should try some spelling variations:
"dung hanh trong slippers" » "dung hanh trang slippers", "dung anh trong slippers", "dung hinh trong slippers", "dung thanh trong slippers", "dang hanh trong slippers", "dung danh trong slippers", "dung hanh trong slippery", "dung hanh trong grippers"
"using a code snippets" » "using a core snippets"
"locating bug code snippets" » "locating bug core snippets", "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 ("dung hanh trong slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( dung hanh trong slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("dung hanh trong slippers"))) or ("locating bug code snippets"))*.