Perhaps you should try some spelling variations:
thanh trung » thanh tung
phuong hanh » phuong thanh, phuong anh, phuong danh
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
han phuong » van phuong, dan phuong, han thuong
trung cap » truong cao, trung tam
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac
cap han » cap phan, cap can, cap hay

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - thanh trung cap han phuong hanh ((than cau) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - thanh trung cap han phuong hanh ((than cau) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh trung cap han phuong hanh ((than cau) OR (than cap))*.