Perhaps you should try some spelling variations:
thanh trung » thanh tung
phuong cong » phuong dong, phong cong, phung cong
nhieu tang » chieu sang
nhiet nang » nhiet dong, viet nang, thien nang
trung doan » trang doan, trong doanh, truong toan
hieu lang » chieu sang, hieu quang, hieu van
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan cau » toan cao, toan ban, toan tap

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 (((nhieu tang) OR (nhiet nang)))) - thanh trung doan phuong cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (((nhieu tang) OR (nhiet nang)))) - thanh trung doan phuong cong manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) or (((nhieu tang) OR (nhiet nang)))) - thanh trung doan phuong cong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (((nhieu tang) OR (nhiet nang)))) - thanh trung doan phuong cong manh toan cau*.