Subtopics and Related Terms---------------------------------------------------Earthwork---------------------------------------------------Earthworks (10 Occurrences)Ramp (9 Occurrences)Ramps (8 Occurrences)Engines (4 Occurrences)Earthward (1 Occurrence)Bed (142 Occurrences)Arming (6 Occurrences)Smashing (9 Occurrences)Squares (25 Occurrences)Shutting (43 Occurrences)Placing (44 Occurrences)Siege (63 Occurrences)Streams (80 Occurrences)Nile (37 Occurrences)Square (94 Occurrences)Arms (166 Occurrences)