Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
trung tuan » trung thanh, trung tam, tran tuan
phuong lan » phuong la, thuong lan, phuong linh
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
lan than » ban than, van than, dan than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - thanh ((trung cap) or (trung tuan)) bang phuong lan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - thanh ((trung cap) OR (trung tuan)) bang phuong lan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - thanh ((trung cap) or (trung tuan)) bang phuong lan than cau*.