Related by context. Frequent words. (Click for all words.) 58 roadside bombs 54 improvised explosive devices 52 IEDs 50 Shiite extremists 49 IED 48 Quds Force 46 Shiite militias 44 improvised explosive device 43 Shiite militia 43 roadside bombings 43 Humvees 42 roadside bomb 42 insurgent 42 weapons caches 41 Mahdi Army 41 Zarqawi 41 homemade bombs 41 Odierno 41 mortars 41 weapons 40 Sunni insurgents 40 Katyusha rockets 40 weapons cache 40 Sunni extremists 40 MRAPs 39 western Anbar province 39 Sadr City 39 munitions 39 insurgents 39 troop surge 38 mortar rounds 38 Anbar province 38 suicide vests 38 mortar shells 38 bombs 38 nuclear warhead 38 Diyala 38 warhead 38 rocket propelled grenades 38 SCIRI 38 Shiite militiamen 38 al Qaeda operatives 37 Baghdad 37 Sunni insurgent 37 Anbar 37 Iraq 37 Ansar al Islam 37 al Zarqawi 37 Mehdi Army 37 weaponry 37 Abizaid 37 explosives 37 Jundallah 36 Awakening Council 36 biological weapons 36 al Sadr 36 explosive device 36 Diyala province 36 Muqtada al Sadr 36 Sadr 36 Al Zarqawi 36 homemade explosives 36 body armor 36 troop buildup 36 rocket propelled grenade 36 Revolutionary Guards 36 Iraqi 35 2nd Brigade 35 Iranians 35 al Qaida 35 airstrike 35 al Qaeda 35 materiel 35 Iranian Revolutionary Guard 35 Hezbollah 35 WMDs 35 highly enriched uranium 35 Iraqis 35 Ramadi 35 Al Sadr 35 Ali al Dabbagh 35 Sunni insurgency 35 Maliki 35 warheads 35 Hizballah 35 Scud missiles 35 Chalabi 34 al Maliki 34 Iran Revolutionary Guard 34 unmanned aerial vehicles 34 armor 34 armored vehicles 34 Farah province 34 Sadrists 34 caches 34 ambushes 34 cluster bombs 34 Khalilzad 34 Iran 34 detonators 34 fissile material