Perhaps you should try some spelling variations:
phuong dung » thong dung, cuong dung, phuong hoang
phuong dong » phuong hoang, chuong duong, phuong dinh
chu xanh » chu manh, chieu xanh, chua xang
chu bang » thu bang, chuc nang, chu quang
anh tang » anh bang, anh dang, anh nang
tang cuu » tang cua, tang cuoc, thang cua
tai toan » bai toan, tap toan, tai tuan
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: theo ((chu xanh) or (chu bang)) - anh tang cuu ((phuong dong) OR (phuong dung)) tai toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu bang)) - anh tang cuu ((phuong dong) OR (phuong dung)) tai toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chu bang)) - anh tang cuu ((phuong dong) OR (phuong dung)) tai toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chu bang)) - anh tang cuu ((phuong dong) OR (phuong dung)) tai toan ban*.