O-D
| matrix
| o.d. | |
| med. | O.D.; o.d. |
| matrix | |
| comp., MS | matrix |
| IT dat.proc. | variabelentabel; array-variabele; tabelvariabele |
| |||
| O.D. f; o.d. f | |||
|
O-D : 8 phrases in 3 subjects |
| Communications | 3 |
| Statistics | 1 |
| Transport | 4 |