Perhaps you should try some spelling variations:
"dung doanh dat snippets" » "dung dan dat snippets", "dung dong dat snippets", "dung doanh bat snippets", "dung doanh dao snippets", "dung doanh xuat snippets", "dung doanh dat slippers"
"using sat code snippets" » "using data code snippets", "using a code snippets", "using raw code snippets", "using rate code snippets", "using sat che snippets", "using sat cong snippets", "using sat code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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