Perhaps you should try some spelling variations:
thanh tung » thanh cong
cua phuong » cuu phuong, luan phuong, xuan phuong
cuc phuong » cac phuong, cuu phuong, chuc thuong
hien manh » hien hanh, tien manh, hieu manh
tong tap » tuong tac, trong tan, cong tac
tap toan » tap doan, tap quan, bai 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 manh - thanh tung ((cua phuong) OR (cuc phuong)) tong tap toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien manh - thanh tung ((cua phuong) OR (cuc phuong)) tong tap toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - thanh tung ((cua phuong) OR (cuc phuong)) tong tap toan cao*.