Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
hanh nhan » thanh nhan, danh nhan, anh nhan
tao nhung » nao nhung, sao nhung, tay nhung
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
nhan tao » nhan tai, nhan dan
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: hoc ((chieu tinh) or (chieu sang)) - hanh nhan tao nhung cong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chieu sang)) - hanh nhan tao nhung cong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chieu sang)) - hanh nhan tao nhung cong manh toan cao*.