Perhaps you should try some spelling variations:
"dung so doanh slippers" » "dung so danh slippers", "dung su doanh slippers", "dung hoa doanh slippers", "dung co doanh slippers", "dung mo doanh slippers", "dung cho doanh slippers", "dung so doanh slippery", "dung so doanh 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using a code snippets") or ("dung so doanh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("dung so doanh slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( dung so doanh slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("dung so doanh slippers"))) or ("locating bug code snippets"))*.