Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
luat huong » xuat thuong, luan phuong, xuat phuong
suat huong » sat huong, xuat thuong, xuat phuong
chau tinh » cuu tinh, ha tinh, cua tinh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
ha chau » hat chau, a chau, lai chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ha chau tinh - hanh trinh ((((luat huong) or (suat huong))) or (luat thuong)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ha chau tinh - hanh trinh ((((luat huong) OR (suat huong))) OR (luat thuong)) cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: ha chau tinh - hanh trinh ((((luat huong) or (suat huong))) or (luat thuong)) cong tac toan tap*.