Related by context. Frequent words. (Click for all words.) 61 Surveillance cameras 59 CCTV cameras 57 CCTV 54 CCTV footage 53 surveillance cameras 49 CCTVs 48 Cameras 48 cameras 48 examining CCTV footage 47 footages 46 CCTV images 46 studying CCTV footage 45 Sniffer dogs 44 plain clothed officers 43 Plainclothes 43 railway stations 43 surveillance 42 Surveillance 42 Thermal imaging 41 Paddington Green 41 Plainclothes officers 41 Parking attendants 41 Bomb sniffing dogs 41 Footage 40 Grainy 40 plain clothes 40 Metal detectors 40 MRT stations 39 surveillance tapes 39 Televisions 39 Videotapes 39 CAMERAS 39 Helicopters hovered 39 Footage aired 39 railway station 39 footage 39 FOOTAGE 39 video footages 38 Dedicated Micros 38 Heavily armed 38 grainy surveillance 38 install CCTV cameras 38 orange overalls 38 camera 38 sniffer dogs 38 video recorder 38 videoing 38 Bombs exploded 37 IndigoVision 37 Forensic experts 37 Counter Terrorism Command 37 metal detecting wands 37 plainclothes officers 37 Television footage 37 Curious onlookers 37 thermal scanners 36 Dang Wangi 36 Aerial footage 36 videocamera 36 covert surveillance 36 televisions 36 plasma screens 36 Anti Terrorist Branch 36 hooded gunman 36 Handicapped accessible 36 black balaclavas 35 dash cam 35 Plasma screens 35 videotape 35 Television 35 wearing flak jackets 35 via APTN 35 subway station 35 Cameramen 35 Recycling bins 35 grainy footage 35 Automatic Number 35 carpark 34 television 34 Blood stains 34 metal detectors 34 helicopters hovered overhead 34 Paramilitary troops 34 forensically examined 34 Traffic wardens 34 videoed 34 Shakil Adil 34 Aldgate station 34 courthouses 34 PTZ cameras 34 Axis Communications 34 videotapes 34 video recorders 34 LCD projectors 33 plainclothes 33 YTN television 33 Sen Det 33 plain clothed 33 Hand sanitizers 33 carparks 33 Thick smoke