Perhaps you should try some spelling variations:
"trinh phan tai snippets" » "trinh han tai snippets", "trinh quan tai snippets", "thanh phan tai snippets", "trinh pham tai snippets", "trinh nhan tai snippets", "trinh phan thi snippets", "trinh phan tai slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"trinh phan tai snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( trinh phan tai snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh phan tai snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.