Perhaps you should try some spelling variations:
nhung cong » thong cong, nhung don, nhung lang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
tan phan » toan phan, than phan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sach - hanh tranh cua ((((nhung cong) or (hang cong))) or (dung cong)) tan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh tranh cua ((((nhung cong) OR (hang cong))) OR (dung cong)) tan phan cau.
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh tranh cua ((((nhung cong) or (hang cong))) or (dung cong)) tan phan cau*.