Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
hanh trung » thanh trung, hanh trang, manh trung
tuan thong » toan thong, tran thong, tuan phong
thong manh » thong mang, thong danh, thong lanh
thong minh » thong tin, hoang minh
hoc chieu » hoc thieu, ho chieu, hoc dieu
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 chieu) or (hoc hien)) sach - hanh trung tuan thong ((thong manh) OR (thong minh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) sach - hanh trung tuan thong ((thong manh) OR (thong minh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc hien)) sach - hanh trung tuan thong ((thong manh) OR (thong minh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) sach - hanh trung tuan thong ((thong manh) OR (thong minh)) toan cau*.