Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
doc hieu » toc thieu, hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van 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: ((doc hieu) or (ho chieu)) xanh - thanh ((trung cua) or (trung cap)) khong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (ho chieu)) xanh - thanh ((trung cua) OR (trung cap)) khong cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (ho chieu)) xanh - thanh ((trung cua) or (trung cap)) khong cong dan than cau*.