Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
dong trong » duong trong, dung trong, cong trong
trong quan » thong quan, tong quan, thong quang
trung cao » truong cao, trung cap, trung co
ho chieu » theo chieu, hoc thieu, doi chieu
cao dong » cao dang, lao dong, cao cong
phan cau » phan dau, phan cac, phan tu
than cap » khan cap, thanh lap, thanh cac

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 sang - thanh trung cao dong trong quan ((phan cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung cao dong trong quan ((phan cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung cao dong trong quan ((phan cau) or (than cap))*.