Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
trung hoa » trung hoc, trung ha
lang tung » lang trung, lang tuong, dang tung
tung manh » hung manh, duong manh, luong manh
hoa lang » hoa dan, hoa van
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh trung hoa lang tung manh ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung hoa lang tung manh ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung hoa lang tung manh ((toan cao) or (toan ban))*.