Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
chat trung » chat trong, ha trung, cua trung
trung cong » truong cong, trong cong, trung uong
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
kien mac » dien mao, tien mai, kien ha
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
phan lap » phan dau

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 sang) or (kien mac)) - hanh tinh chat trung cong sat phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sang) OR (kien mac)) - hanh tinh chat trung cong sat phan lap*.