Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
hanh hang » thanh hang, hang hang, hanh han
cong cong » cong dong, trong cong, dung cong
cha tinh » cham tinh, chai tinh, chua tinh
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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 ((cha tinh) or (chau tinh)) - hanh hang cua cong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((cha tinh) OR (chau tinh)) - hanh hang cua cong cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((cha tinh) or (chau tinh)) - hanh hang cua cong cong tac toan cau*.