Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
dang cong » dung cong
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » theo chieu, hoc thieu, mot chieu
trung ca » trung cap, truong ca, trung cua
phan lap » phan dau
ca dang » cao dang, cua dang, cac dang
khan ap » khan cap, han ap, khan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh trung ca dang cong tinh ((khan ap) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh trung ca dang cong tinh ((khan ap) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung ca dang cong tinh ((khan ap) or (phan lap))*.