Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
manh tung » manh hung, thanh tung
nong cong » tong cong, nang cong, dong cong
cong cong » cong dong, trong cong, dung cong
tung cua » trung cua, tuong cua, dung cua
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((trieu tinh) or (chieu sang)) - manh tung cua ((nong cong) or (cong cong)) dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((trieu tinh) OR (chieu sang)) - manh tung cua ((nong cong) OR (cong cong)) dan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((trieu tinh) or (chieu sang)) - manh tung cua ((nong cong) or (cong cong)) dan than cau*.