Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
nhung cong » dung cong, thong cong, hang cong
tieu lang » hieu lang, tien lang, tieu dung
cua nhung » va nhung
cong van » cong vang, cong san, song van
tuan cau » toan cau, quan cau, thuan cam
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu lang - ((canh tranh) or (hanh trinh)) cua nhung cong van ((tuan cau) OR (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu lang - ((canh tranh) OR (hanh trinh)) cua nhung cong van ((tuan cau) OR (tuan cu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu lang - ((canh tranh) or (hanh trinh)) cua nhung cong van ((tuan cau) OR (tuan cu))".
• Adding a wildcard symbol may retrieve word variants: theo tieu lang - ((canh tranh) or (hanh trinh)) cua nhung cong van ((tuan cau) OR (tuan cu))*.