Perhaps you should try some spelling variations:
trong duong » tuong duong, thong duong, trong dong
thanh trang » thanh trung, hanh trang, thanh thang
chieu xanh » chieu sach, chieu sang, chieu tinh
duong manh » duong van
hien xanh » hien hanh, hien nhanh, hien khanh
trang va » tran van, hang va
va trong » va truong, va thong, va tuong
toan cau » toan ban, toan tap, toan tai
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: hoc ((hien xanh) or (chieu xanh)) - thanh trang va trong duong manh ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (chieu xanh)) - thanh trang va trong duong manh ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (chieu xanh)) - thanh trang va trong duong manh ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (chieu xanh)) - thanh trang va trong duong manh ((toan cau) OR (toan cao))*.