Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
duong cong » dung cong, luong cong, duong trong
cong luong » cong thuong, nang luong, cong dong
luong nhan » luong thanh, dung nhan, luong quan
hieu lang » chieu sang, hieu quang, nhieu tang
trinh va » trinh van, trinh vat, trinh ve
va duong » van duong, va tuong, va huong
nhan cau » nhanh cau, phan cau, nhan sau

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 (chieu xanh)) - hanh trinh va duong cong luong nhan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu xanh)) - hanh trinh va duong cong luong nhan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chieu xanh)) - hanh trinh va duong cong luong nhan cau*.