Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trinh » canh tranh, hanh chinh
hieu lang » chieu sang, hieu quang, nhieu tang
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong van » cong vang, cong san, song van
toan cau » toan ban, toan tap, toan tai
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 (trieu tinh)) - hanh trinh cua nhung cong van ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (trieu tinh)) - hanh trinh cua nhung cong van ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (trieu tinh)) - hanh trinh cua nhung cong van ((toan cau) or (toan cao))*.