Perhaps you should try some spelling variations:
trong tang » trong trang, trong tan, trong dang
chieu sang » chieu sach, chieu xanh, hieu lang
tang thanh » dang thanh, trung thanh, hoang thanh
doi chieu » doc hieu, doi chi, ho chieu
trung tin » trung tinh, trong tin, trang tin
thanh cau » thanh chau, thanh mau, nhanh cau
tran tin » tran tien, trang tin, toan tin

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - hanh ((tran tin) or (trung tin)) dung trong tang thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - hanh ((tran tin) OR (trung tin)) dung trong tang thanh cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - hanh ((tran tin) or (trung tin)) dung trong tang thanh cau*.