Perhaps you should try some spelling variations:
trong trinh » trong tinh, trang trinh, trong thinh
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
hoi chieu » doi chieu, ho chieu, hai chieu
trung tac » trung tam, trong tac, trung tai
tac dung » sach dung, xay dung, tin dung
luat ha » luat pha, luat hap, luat va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi chieu sang - thanh trung tac dung trong trinh luat ha~.
• Adding a wildcard symbol may retrieve word variants: hoi chieu sang - thanh trung tac dung trong trinh luat ha*.