Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
sinh cua » manh cua, dinh cuu, sinh va
dan cach » dan canh, nhan cach, bang cach
dan cac » dang cac, dan ca, dan bac

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 xanh) OR (chieu sach)) - nhan sinh cua nhung cong ((dan cac) OR (dan cach)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chieu sach)) - nhan sinh cua nhung cong ((dan cac) OR (dan cach)) cau~".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sach)) - nhan sinh cua nhung cong ((dan cac) OR (dan cach)) cau*.