Perhaps you should try some spelling variations:
"trinh chat long snippets" » "tinh chat long snippets", "trinh luat long snippets", "trinh han long snippets", "trinh chat luong snippets", "trinh hai long snippets", "trinh ha long snippets"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets"
"locating bug code snippets" » "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 chat long snippets\") OR (\"dung cac code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( trinh chat long snippets ) OR ( dung cac code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh chat long snippets") OR ("dung cac code snippets"))) OR ("locating bug code snippets"))*.