Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
ho chieu » theo chieu, hoc thieu, doi chieu
tuan han » tuan hoan, luan han, tran han
tong dan » tuong dan, thong dan, trong dan
than cau » toan cau, phan cau, thanh chau
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 tuan han tong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung tuan han tong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung tuan han tong dan ((than cau) or (than cap))*.