Perhaps you should try some spelling variations:
thuc phien » thuoc phien, thuc hien, thuat phien
hoc phien » thuoc phien, hoc nghien, hoc phan
canh giac » danh gia, anh giao
phien nam » hien nay, phien ban, vien nam
canh tac » canh tay, cong tac, anh ta
hien nam » hien nay, vien nam, mien nam
anh luan » anh tuan, anh quan, anh xuan
giac van » gian van, giay van, giai van
van thuc » va thuc, dan thuc, van thu
tac van » tac vang, cac van, tac va
van hoc » van hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( canh tac van hoc hien nam ) or ( anh luan van hoc hien nam ))) or ((( canh giac van hoc phien nam ) or ( canh giac van thuc phien nam ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( canh tac van hoc hien nam ) OR ( anh luan van hoc hien nam ))) OR ((( canh giac van hoc phien nam ) OR ( canh giac van thuc phien nam )))).
• Adding a wildcard symbol may retrieve word variants: (((( canh tac van hoc hien nam ) or ( anh luan van hoc hien nam ))) or ((( canh giac van hoc phien nam ) or ( canh giac van thuc phien nam ))))*.