Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
khong cong » thong cong, khong cang, chong cong
hua khong » hoa khong, cua khong, hoac khong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
hoa bien » hoa hien, hoa viet, hoa binh
toan cau » toan cao, toan ban, toan tap
bo bien » so bien, mot bien, pho bien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((bo bien) or (hoa bien)) tinh - ((hanh trinh) or (canh tranh)) hua khong cong danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((bo bien) OR (hoa bien)) tinh - ((hanh trinh) OR (canh tranh)) hua khong cong danh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((bo bien) or (hoa bien)) tinh - ((hanh trinh) or (canh tranh)) hua khong cong danh toan cau*.