Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh toan » thanh hoa, thanh san, tinh toan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
trinh su » trinh tu, trinh san, trinh cau
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan dau » phan tu, hang dau

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 su) or (thanh toan)) dung cong tan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((trinh su) OR (thanh toan)) dung cong tan phan dau.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((trinh su) or (thanh toan)) dung cong tan phan dau*.