like: der Reiseführer → →
der Reiseführer ☊ 
hướng dẫn viên du lịch ☊ 
☊ say to do sth: The guidebook says to turn left. ☊ say ☊
warn (sb) against/about sth: The guidebook warns against walking alone at night. ☊ warn ☊
der Reiseführer ☊ hướng dẫn viên du lịch ☊ ☊