Perhaps you should try some spelling variations:
"dung phan trinh snippets" » "dung thanh trinh snippets", "dung phan tich snippets", "dung hanh trinh snippets", "dung nhan trinh snippets", "dung luan trinh snippets", "dung ha trinh snippets", "dung phan trinh slippers"
"luong cac code snippets" » "luong cuoc code snippets", "luong va code snippets", "luong tai code snippets", "luong cac cong snippets", "luong cac co snippets", "luong cac che snippets", "luong cac 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: (((("dung phan trinh snippets") or ("luong cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung phan trinh snippets") OR ("luong cac code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung phan trinh snippets ) or ( luong cac code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung phan trinh snippets") or ("luong cac code snippets"))) or ("locating bug code snippets"))*.