Top 10 signal words used
• America / American — 58
• people — 44
• thank (as in "thank you") — 43
• great — 38
• country — 36
• border — 31
• jobs — 29
• tax — 27
• security — 25
• war — 22

Top 10 signal words missing (0 uses)
• education — 0
• democracy — 0
• unity — 0
• climate — 0
• middle (as in "middle class") — 0
• schools — 0
• teachers — 0
• deficit — 0
• infrastructure — 0
• manufacturing — 0