Perhaps you should try some spelling variations:
"trinh sau code snippets" » "trinh san code snippets", "trinh cau code snippets", "trinh su code snippets", "trinh sau de snippets", "trinh sau code slippers"
"dung may code snippets" » "dung va code snippets", "dung tai code snippets", "mang may code snippets", "dung may che snippets", "dung may cong snippets", "dung may cd snippets", "dung may 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.

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