Perhaps you should try some spelling variations:
trong san » trong cac, cong san, dong san
trong dan » trong dang, trong tan, trong ban
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) OR (chu manh)) - anh tang cua dung ((trong dan) or (trong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu manh)) - anh tang cua dung ((trong dan) OR (trong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chu manh)) - anh tang cua dung ((trong dan) or (trong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) OR (chu manh)) - anh tang cua dung ((trong dan) or (trong san)) toan cau*.