Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
trinh han » trinh quan

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 - canh tranh cua nhung cong ((trinh han) or (thanh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - canh tranh cua nhung cong ((trinh han) OR (thanh toan)) cau*.