Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sang » chieu sang, thieu khang, thieu quang
trong tan » trong quan, trong cac, trong ca
tan thanh » tran thanh, tang thanh, toan thanh
thanh cau » thanh chau, thanh mau, nhanh cau
trung ap » trung cap, trung lap, trung tam
ap dung » xay dung, van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sang - thanh trung ap dung trong tan thanh cau~.
• Adding a wildcard symbol may retrieve word variants: toc thieu sang - thanh trung ap dung trong tan thanh cau*.