Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
cong tap » cuong tap, cong tac, cong tan
quan cau » quang cao, quan ha, quan cua
toan cau » toan cao, toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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 - ((hanh trang) or (hanh trinh)) cua nhung cong tap ((quan cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - ((hanh trang) OR (hanh trinh)) cua nhung cong tap ((quan cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - ((hanh trang) or (hanh trinh)) cua nhung cong tap ((quan cau) or (toan cau))*.