Related by context. Frequent words. (Click for all words.) 65 box cutters 47 air marshals 47 knives 45 airliners 44 nail clippers 44 TSA screeners 43 sky marshals 43 airplanes 43 liquid explosives 43 box cutter 43 handguns 42 hijacked airplanes 42 hijackers 42 commercial airliners 42 terrorists 41 guns 41 pistols 41 hijackings 41 commercial jetliners 40 rifles 40 AK #s 39 improvised bombs 39 checked baggage 39 homegrown terrorists 39 samurai swords 39 jetliners 39 scissors 39 checked luggage 39 steak knives 39 hijacked planes 39 airport screeners 39 AK#s 39 planes 39 assault rifles 39 semiautomatic pistols 38 TSA 38 weapons 38 foiled plot 38 kitchen knives 38 suicide hijackings 38 revolvers 37 Middle Easterners 37 terrorist attacks 37 bullets 37 Mohamed Atta 37 semi automatic rifles 37 paintball guns 37 shotguns 37 underwear bomber 37 al Qaida operatives 37 mastermind Khalid Shaikh Mohammed 37 cigarette lighters 37 machine guns 37 sniper rifle 37 jumbo jets 37 holsters 37 razor blades 37 brass knuckles 37 hijacked airliners 37 knifes 37 bayonets 37 switchblade 37 shotgun shells 37 semiautomatic rifles 36 metal detectors 36 zip ties 36 BB gun 36 stun guns 36 handgun 36 airplane 36 .# caliber ammunition 36 screwdrivers 36 screeners 36 pocketknife 36 frisk 36 .# caliber 36 trans Atlantic airliners 36 knapsacks 36 firearms 36 ski mask 36 tefillin 36 billy club 36 Handguns 36 Kalashnikov assault rifles 35 jihadists 35 paintball gun 35 Hijackers 35 knitting needles 35 drug sniffing dogs 35 semiautomatic handgun 35 terrorist 35 .# Magnum [002] 35 al Qaeda operatives 35 transatlantic flights 35 luggage 35 nunchucks 35 explosives 35 weapon 35 daggers 35 concealed weapon 35 boardings