Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
thien thanh » tien thanh, thi thanh, hien hanh
hien nhanh » hien hanh, tien thanh, dien thanh
cua phuong » cuu phuong, cuc phuong, luan phuong
manh tung » manh hung, thanh tung
tung cua » trung cua, tuong cua, dung cua
cong van » cong vang, cong san, song van
tuan cau » quan cau, tuan cu, thuan cam
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien nhanh) or (thien thanh)) - manh tung cua phuong cong van ((tuan cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (thien thanh)) - manh tung cua phuong cong van ((tuan cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) or (thien thanh)) - manh tung cua phuong cong van ((tuan cau) or (toan cau))*.