Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hanh trung » thanh trung, hanh trang, manh trung
phuong dan » phuong danh, phuong doan, huong dan
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
dan toan » van toan, dan than, manh toan
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 xanh) OR (hien hanh)) - hanh trung cua nhung phuong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (hien hanh)) - hanh trung cua nhung phuong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (hien hanh)) - hanh trung cua nhung phuong dan toan cao*.