Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cong zhang » cong thang, yong zhang, cong thanh
zhang quan » hang quan, zhang chuan, zhang qiang
hien xanh » hien hanh, hien nhanh, chieu xanh
trinh cua » tinh cua, trinh luat, trinh quan
cua trong » cua truong, cua trung, qua trong
quan ha » quan he

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh trinh cua trong cong zhang quan ha*.