Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu lang » chieu sang, hieu quang, nhieu tang
trung dai » truong dai, truong dao, trung tam
ung cong » dung cong, luong cong, duong cong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan lap
dai ung » dap ung, dan ung, di ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (chinh sach)) - thanh trung dai ung cong dan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chinh sach)) - thanh trung dai ung cong dan ((phan cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chinh sach)) - thanh trung dai ung cong dan ((phan cau) or (phan tu))*.