Perhaps you should try some spelling variations:
hoc phien » thuoc phien, hoc nghien, hoc thieu
canh giac » danh gia, anh giao
vung hoc » dung hoc, vung moc, trung hoc
canh cac » hanh cac, canh chau, canh chuc
phan ban » phan banh, phan van, phan ba
danh tac » danh bac, doanh tai, danh thuc
tac vung » tac dung, tac vang, tay vung
canh tac » canh tay, cong tac, anh ta
hien nam » phien nam, hien nay, vien nam
hoc phan » hoc dan, hoc pho
van hoc » van hoa
tac va » tac da, tac xa, tuc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( danh tac va hoc hien nam ) or ((( canh tac vung hoc phan ban ) or ( ((canh cac) OR (canh giac)) van hoc phien ban ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( danh tac va hoc hien nam ) OR ((( canh tac vung hoc phan ban ) OR ( ((canh cac) OR (canh giac)) van hoc phien ban )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( danh tac va hoc hien nam ) or ((( canh tac vung hoc phan ban ) or ( ((canh cac) OR (canh giac)) van hoc phien ban ))))".
• Adding a wildcard symbol may retrieve word variants: (( danh tac va hoc hien nam ) or ((( canh tac vung hoc phan ban ) or ( ((canh cac) OR (canh giac)) van hoc phien ban ))))*.