Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
trung tuan » trung thanh, trung tam, tran tuan
hieu manh » chieu xanh, hieu nganh, dieu hanh
lieu tinh » trieu tinh, diep tinh, bien tinh
trung cua » truong cua, trung cap, dung cua
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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 manh) or (lieu tinh)) - hanh ((trung cua) OR (trung tuan)) truong cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (lieu tinh)) - hanh ((trung cua) OR (trung tuan)) truong cong dan chan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (lieu tinh)) - hanh ((trung cua) OR (trung tuan)) truong cong dan chan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (lieu tinh)) - hanh ((trung cua) OR (trung tuan)) truong cong dan chan cau*.