Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thieu anh » thien anh, thien danh, thieu nhi
thuy dung » thuy duong, thuoc dung, huy duong
dung cong » dung trong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
tinh dan » trinh dan, tinh da, binh dan
dan thuy » dang thuy, dan thuc, dan thu
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu anh) or (chieu xanh)) - tinh dan thuy dung cong than phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu anh) OR (chieu xanh)) - tinh dan thuy dung cong than phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu anh) or (chieu xanh)) - tinh dan thuy dung cong than phan cac*.