DÂN CA NHẠC CỔ: Biển hát khúc tình ca | Hồng Yến, Nhơn Hậu-Đào Vũ Thanh, Hồ Ngọc Trinh, Trọng Phúc-Ngọc Đợi

This lyrical content is a poetic tribute to the soldiers guarding the East Sea (Biển Đông) and the remote islands of Vietnam. It expresses a deep blend of romantic longing, national pride, and a solemn commitment to protecting the country's sovereignty, highlighting the sacrifices made by young soldiers to ensure peace for the mainland.