Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
hanh trinh » canh tranh, hanh chinh
hoan chinh » hanh chinh, hoa hinh
chau tinh » cuu tinh, ha tinh, cua tinh
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: ho ((chieu tinh) or (chau tinh)) - hanh trinh ((va nhung) or (hoan chinh)) cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chau tinh)) - hanh trinh ((va nhung) OR (hoan chinh)) cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chau tinh)) - hanh trinh ((va nhung) or (hoan chinh)) cong tan toan cau*.