Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
thong ban » thong van, trong ban, thong bai
hoc hieu » hoc thieu, doc hieu, hoc dieu
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 hieu) or (hoc hien)) nganh - thanh trung tuan thong thong ban ((than cau) OR (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc hien)) nganh - thanh trung tuan thong thong ban ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hieu) or (hoc hien)) nganh - thanh trung tuan thong thong ban ((than cau) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (hoc hien)) nganh - thanh trung tuan thong thong ban ((than cau) OR (than cap))*.