Perhaps you should try some spelling variations:
trong quang » truong quang, thong quang, thong quan
chieu xanh » chieu sach, chieu sang, chieu tinh
trong quan » thong quan, tong quan, thong quang
trung tuan » trung thanh, trung tam, tran tuan
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tran tap » toan tap, tran tan, tran tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh ((((trong quang) or (trong quan))) or (trung tuan)) trong cong tan tran tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh ((((trong quang) OR (trong quan))) OR (trung tuan)) trong cong tan tran tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh ((((trong quang) or (trong quan))) or (trung tuan)) trong cong tan tran tap*.