Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
trung tuan » trung thanh, trung tam, truong thanh
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cap » truong cao, trung tam
tran tuan » tran xuan, tran quang, tran thanh
tuong dan » huong dan, tung dan, xuong dan
dan toan » van toan, dan than, manh toan
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 xanh - hanh ((trung cap) or (((trung tuan) OR (tran tuan)))) nhung tuong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh ((trung cap) OR (((trung tuan) OR (tran tuan)))) nhung tuong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh ((trung cap) or (((trung tuan) OR (tran tuan)))) nhung tuong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh ((trung cap) or (((trung tuan) OR (tran tuan)))) nhung tuong dan toan cau*.