meter, payment, light
taxi
tracks, railway, long
train
emergency, medical, hospital
ambulance
space, thrust, astronauts
rocket
blades, 'tạch tạch tạch', no-runway
helicopter
passengers, route, fare
bus
hot-air, basket, wind
air balloon
ocean, large, passenger
ship
wings, airport, fast
plane/ airplane
pedals, 2 wheels, exercise
bike/ bicycle
fire, water, red
fire engine/ fire truck
family, delivery, sliding
van
farm, powerful, slow
tractor
water, small, fishing
boat
cargo, heavy, shipping
truck
four-wheels, engine, license
car