Perhaps you should try some spelling variations:
"trinh van dan snippets" » "trinh han dan snippets", "trinh quan dan snippets", "trinh toan dan snippets", "trinh van ban snippets", "trinh ban dan snippets", "trinh van dao snippets", "trinh van dan slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug core snippets", "dung bug code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers"

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: "((((\"dung bug code snippets\") OR (\"trinh van dan snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( dung bug code snippets ) OR ( trinh van dan snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung bug code snippets") OR ("trinh van dan snippets"))) OR ("locating bug code snippets"))*.