Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
hang cong » dang cong, hang nong, bang cong
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu
toan cau » 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: theo chu manh - ((canh tranh) or (hanh trinh)) cua hang cong dan ((phan cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu manh - ((canh tranh) OR (hanh trinh)) cua hang cong dan ((phan cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: theo chu manh - ((canh tranh) or (hanh trinh)) cua hang cong dan ((phan cau) or (toan cau))*.