Perhaps you should try some spelling variations:
duong trong » dung trong
hien nhanh » hien hanh, thien thanh, tien thanh
lang trong » dung trong, cong trong, dong trong
quang dung » quang trung, ung dung, cuong dung
dung cuong » dung cong, dung luong, dang cuong
cuong danh » cuon danh, huong dan, cuong linh
hien xanh » hien hanh, chieu xanh, hien khanh
danh toan » manh toan, anh toan, dan toan
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: hoc ((hien xanh) OR (hien nhanh)) - ((lang trong) or (duong trong)) quang dung cuong danh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien nhanh)) - ((lang trong) OR (duong trong)) quang dung cuong danh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (hien nhanh)) - ((lang trong) or (duong trong)) quang dung cuong danh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (hien nhanh)) - ((lang trong) or (duong trong)) quang dung cuong danh toan ban*.