Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
phuong dan » phuong danh, phuong doan, huong dan
trung van » truong van, trong van, trung va
ho chieu » hoc thieu, doi chieu, mot chieu
van bang » van ban, van nang, von bang
than cao » toan cao, thai cao, than sao
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: ((theo chieu) or (ho chieu)) sach - thanh trung van bang phuong dan ((than cao) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sach - thanh trung van bang phuong dan ((than cao) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) sach - thanh trung van bang phuong dan ((than cao) or (than cap))*.