Malaysia 22 Roads and streets 15 TJ Mechanical engineering and machinery 14 Motor transportation 8 Accidents 7 Geographic information systems 7 Surveys 7 Accident prevention 6 Data acquisition 6 Developing countries 6 Environmental engineering 6 Road safety 6 Vehicles 6 Accident 5 Asphalt mixtures 5 Highway engineering 5 Motorcycle 5 Nanostructured materials 5 Roads 5 Surveying 5 Sustainable development 5 human 5 Accidents. Prevention of accidents 4 Algorithms 4 BEHAVIOR 4 Ergonomics 4 NA Architecture 4 Neural networks (Computer science) 4 Pavements 4 STUDENTS 4