Perhaps you should try some spelling variations:
"cuong dung code snippets" » "tuong duong code snippets", "ung dung code snippets", "thong dung code snippets", "cuong dung cong snippets", "cuong dung co snippets", "cuong dung de snippets"
"trinh lua doi snippets" » "trinh luat doi snippets", "trinh luan doi snippets", "trinh cua doi snippets", "trinh sua doi snippets", "trinh quan doi 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.

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