Perhaps you should try some spelling variations:
"tan doan dat snippets" » "tran doan dat snippets", "tap doan dat snippets", "van doan dat snippets", "tan dan dat snippets", "tan doan dau snippets", "tan doanh bat snippets", "tan doan dat slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers", "dung bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core 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: (((("tan doan dat snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan doan dat snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan doan dat snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan doan dat snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.