Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, ho chieu
hinh cua » chinh cua, sinh cua, tinh cua
chinh ca » chinh ta, chinh va, chinh tai
van toan » van tuan, van tan, van thanh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh ((hinh cua) OR (chinh ca)) nhung cong ((thanh toan) OR (van toan)) cao~.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh ((hinh cua) or (chinh ca)) nhung cong ((thanh toan) or (van toan)) cao*.