Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
trung tuan » trung thanh, trung tam, tran tuan
nhan tuong » nhan trong, nhan thong, nhan tong
tuan nhan » xuan nhan, luan nhan, tan nhan
tuong dan » huong dan, tung dan, xuong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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) or (theo chieu)) xanh - thanh trung tuan nhan tuong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (theo chieu)) xanh - thanh trung tuan nhan tuong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (theo chieu)) xanh - thanh trung tuan nhan tuong dan than cau*.