Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
bach van » bach dan, cach van, bach dang
hanh ki » hanh ky, hanh kien, thanh kim
xuc ban » duc ban, cuc ban, quoc ban
su bach » vu bach, su sach, huu bach
hieu ve » hieu va, hieu van
tuan xa » quan xa, toan xa, toan xac
tan xa » toan xa, tan ca, tan ha
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su bach van ((tuan xa) OR (tan xa)) hoi. hieu ve cam xuc ban ((hanh ki) OR (hanh vi)) su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su bach van ((tuan xa) OR (tan xa)) hoi. hieu ve cam xuc ban ((hanh ki) or (hanh vi)) su triet~".
• Adding a wildcard symbol may retrieve word variants: su bach van ((tuan xa) OR (tan xa)) hoi. hieu ve cam xuc ban ((hanh ki) or (hanh vi)) su triet*.