Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
cong danh » cuong danh, cong dan, cong thanh
cua dang » cua cong, cua ban
tuan cau » quan cau, tuan cu, thuan cam
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((dieu hanh) or (chieu sang)) - hanh trinh cua dang cong danh ((tuan cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((dieu hanh) OR (chieu sang)) - hanh trinh cua dang cong danh ((tuan cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((dieu hanh) or (chieu sang)) - hanh trinh cua dang cong danh ((tuan cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: ho ((dieu hanh) or (chieu sang)) - hanh trinh cua dang cong danh ((tuan cau) OR (toan cau))*.