| # Composing a family code - an example Family groups and family structure
Family group: MAIN Vehicles
Family | Code element | Next fam.group
Car | C | CARS
Bus | B |
Motorcycle | M | MOTOR
Lorry | L |
Family group: CARS Cars |  | Family group: MOTOR Motorcycles
Family | Code element | Next fam.group |  | Family | Code element | Next fam.group
Renault | r |  | Yamaha | 1 |
Peugeot | p | PEUG | Moto Guzzi | 2 |
Opel | o |  | Honda | 3 |
Volvo | v |  | Harley Davidson | 4 |
Family group: PEUG Peugeot type
Family | Code element | Next fam.group
106 | 2 |
306 | 4 |
309 | 6 |
Possible families in this family structure
Co | Opel cars
Cr | Renault cars
Cv | Volvo cars
Cp2 | A Peugeot 106
Cp4 | A Peugeot 306
Cp6 | A Peugeot 309
B | Buses
M1 | Yamaha motorcycles
M2 | Moto Guzzi motorcycles
M3 | Honda motorcycles
M4 | Harley Davidson motorcycles
L | Lorries