Perhaps you should try some spelling variations:
"trinh quan code snippets" » "tinh quang code snippets", "trinh luat code snippets", "trinh han code snippets", "trinh quan che snippets", "trinh quan co snippets", "trinh quan code slippers"
"dung hoi dat snippets" » "duong hoi dat snippets", "dung hoai dat snippets", "dung thoi dat snippets", "dung hoi dap snippets", "dung hoi dan snippets", "dung hoc dat snippets", "dung hoi dat 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh quan code snippets") or ("dung hoi dat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh quan code snippets") OR ("dung hoi dat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh quan code snippets ) or ( dung hoi dat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh quan code snippets") or ("dung hoi dat snippets"))) or ("locating bug code snippets"))*.