Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
toan tap » toan ban
toan cao » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - hanh tang cua dung cong tac ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh tang cua dung cong tac ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh tang cua dung cong tac ((toan tap) or (toan cao))*.