Perhaps you should try some spelling variations:
"tan dan trinh snippets" » "tan dan tinh snippets", "tan van trinh snippets", "tan hanh trinh snippets", "tang dan trinh snippets", "tan doan trinh snippets", "ban dan trinh snippets", "tan dan trinh 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: "((((\"tan dan trinh snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( tan dan trinh snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tan dan trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.