Perhaps you should try some spelling variations:
theo chieu » theo tieu, thi chieu
thanh tung » thanh cong
lan huong » lan phuong, lan thuong, ban huong
theo chu » cho chu, chao chu, theo yeu
ho chieu » hoc thieu, doi chieu, mot chieu
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
tung va » trung va, tuong va, dung va
va lan » va lang, va lanh, van lan

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 (theo chu))) or (ho chieu)) sach - thanh tung va lan huong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((theo chieu) OR (theo chu))) OR (ho chieu)) sach - thanh tung va lan huong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((theo chieu) OR (theo chu))) or (ho chieu)) sach - thanh tung va lan huong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ((((theo chieu) OR (theo chu))) or (ho chieu)) sach - thanh tung va lan huong dan than cau*.