Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
trung cua » truong cua, trung tuan, trung cap
tang luan » dung luan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, thong cua
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan cau » phan dau, phan cac, phan tu

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 ((trung cua) or (((tang cua) OR (tang luan)))) dung cong tac phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((trung cua) OR (((tang cua) OR (tang luan)))) dung cong tac phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tinh - hanh ((trung cua) or (((tang cua) OR (tang luan)))) dung cong tac phan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((trung cua) or (((tang cua) OR (tang luan)))) dung cong tac phan cau*.