Related by context. Frequent words. (Click for all words.) 64 terrorist attacks 50 hijackings 48 suicide bombings 48 hijackers 48 al Qaida 47 terror 47 attacks 46 al Qaida operatives 46 terror plots 46 al Qaeda 46 bombings 45 Islamic extremists 45 USS Cole 45 Osama bin Laden 44 al Qaeda operatives 44 bin Laden 44 Bali bombings 44 Zacarias Moussaoui 44 Moussaoui 44 al Qa'ida 43 Al Qaeda 43 terrorist 42 al Zarqawi 41 Khalid Sheikh Mohammed 41 suicide bombing 41 Al Qaida 41 jetliners 40 Binalshibh 40 airliner 40 interrogation techniques 40 Islamic extremist 40 Detroit bound airliner 40 liquid explosives 40 waterboarding 40 bombing 39 airliners 39 shooting rampage 39 terrorism 39 Bin Laden 39 al Awlaki 39 suicide bombers 38 Airlines Flight 38 jetliner 38 terrorists 38 assassination 38 interrogation methods 38 terror suspects 38 George Tenet 38 twin towers 38 counterterrorism 37 Twin Towers 37 jihadist 37 shooting spree 37 Abu Musab al Zarqawi 37 al Qaida operative 37 serial blasts 37 Qaeda 36 shootings 36 Zarqawi 36 Sears Tower 36 Umar Farouk Abdulmutallab 36 shoe bomber 36 Abu Zubaydah 36 drone attacks 36 interrogations 35 Pakistani Taliban 35 Islamic radicals 35 Osama Bin Laden 35 airstrike 35 Chertoff 35 suspected terrorists 35 slayings 35 jihadists 35 radical Islamists 35 missile strikes 35 Islamic militant 35 Donald H. Rumsfeld 35 Lashkar e Taiba 35 plotters 35 Islamic militants 35 Jemaah Islamiyah 34 post-#/# [001] 34 Lockerbie bombing 34 Fort Hood Texas 34 Abdulmutallab 34 bomb blasts 34 interrogators 34 atrocity 34 State Colin Powell 34 killings 34 violent jihad 34 Jemaah Islamiah 34 Mehsud 34 Hurricane Katrina 34 antiterrorism 33 jumbo jet 33 beheadings 33 Al Zarqawi 33 CIA prisons 33 al Masri 33 Homeland Security Secretary