Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh than » hanh han, hanh nhan, hanh phan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
than cua » nhan cua, thai cua, ban cua
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
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 - hanh than cua dung cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh than cua dung cong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh than cua dung cong dan ((toan cau) or (toan cao))*.