Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trinh » canh tranh, hanh chinh
minh tuan » anh tuan
cua nhung » va nhung
hoi hieu » hoi phieu, hoi tieu, moi hieu
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu qua - ((minh tuan) or (hanh trinh)) cua nhung cong ty ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu qua - ((minh tuan) OR (hanh trinh)) cua nhung cong ty ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoi hieu qua - ((minh tuan) or (hanh trinh)) cua nhung cong ty ((toan cau) or (toan tap))*.