Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, che tinh
kieu tinh » lieu tinh, diep tinh, bien tinh
chinh cua » chinh ca, chinh sua, hinh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
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 ((((chieu tinh) or (kieu tinh))) or (trieu tinh)) - hanh chinh cua dung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu tinh) OR (kieu tinh))) OR (trieu tinh)) - hanh chinh cua dung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu tinh) or (kieu tinh))) or (trieu tinh)) - hanh chinh cua dung cong tac toan cau*.