Perhaps you should try some spelling variations:
"dang tran tu snippets" » "dang thanh tu snippets", "quang tran tu snippets", "hoang tran tu snippets", "dang tran tuan snippets", "dang tran thuy snippets", "dang tran thi snippets", "dang tran tu 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: (((("dang tran tu snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang tran tu snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang tran tu snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang tran tu snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.