Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
trinh xuat » trinh luat, trinh xuan, trinh quan
trich xuat » trinh luat, trinh xuan
tuong cong » truong cong, trong cong, tong cong
trinh xay » trinh ky
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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 - hanh ((((trinh xuat) OR (trinh xay))) or (trich xuat)) tuong cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((((trinh xuat) OR (trinh xay))) OR (trich xuat)) tuong cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - hanh ((((trinh xuat) OR (trinh xay))) or (trich xuat)) tuong cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((((trinh xuat) OR (trinh xay))) or (trich xuat)) tuong cong san toan ban*.