Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
quan trong » gian trong
hoc chieu » hoc thieu, ho chieu, hoc hien
tung quan » tuong quan, trung quan, dung quan
cong tan » cong tac, cong san, cong thanh
tan gian » tran gian, dan gian, van gian
gian cua » gian xu, ban cua

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 - thanh tung quan trong cong tan gian cua~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - thanh tung quan trong cong tan gian cua*.