Perhaps you should try some spelling variations:
nhiet tach » chiet tach
hoc nhiet » hoc thiet, hoc nghien, hoc hien
hanh mang » nhanh mang, hanh trang, nhanh lang
cua thong » cua thuong, cua khong, cua tong
mang cua » manh cua, dung cua, ban cua
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nhiet tach - hanh mang cua thong ((cong dan) or (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nhiet tach - hanh mang cua thong ((cong dan) OR (cong tac)) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc nhiet tach - hanh mang cua thong ((cong dan) or (cong tac)) toan ban*.