Perhaps you should try some spelling variations:
"trinh cac dat snippets" » "trinh cau dat snippets", "trinh chat dat snippets", "trinh chao dat snippets", "trinh cac dan snippets", "trinh cai dat snippets", "trinh cac dai snippets", "trinh cac dat slippers"
"dung ung code snippets" » "dung trung code snippets", "dung quang code snippets", "dung chung code snippets", "dung ung co snippets", "dung ung code slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("trinh cac dat snippets") or ("dung ung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh cac dat snippets") OR ("dung ung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh cac dat snippets ) or ( dung ung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh cac dat snippets") or ("dung ung code snippets"))) or ("locating bug code snippets"))*.