Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
trung ung » trung uong, trung dung, trung hung
trong tan » trong quan, trong cac, trong ca
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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)) - thanh trung ung dung trong tan ((than cau) OR (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien hanh)) - thanh trung ung dung trong tan ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (hien hanh)) - thanh trung ung dung trong tan ((than cau) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (hien hanh)) - thanh trung ung dung trong tan ((than cau) OR (than cap))*.