| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been on [noun sg] [prep] | 51 |
|
| 2 | had been on [noun] [prep] | 48 |
|
| 3 | [vb past] been on [noun] for | 15 |
|
| 4 | [vb past] been on duty [prep] | 10 |
|
| 5 | [vb past] been on duty [prep] | 10 |
|
| 6 | [vb past] been on [noun] since | 9 |
|
| 7 | [vb past] been on [noun] at | 8 |
|
| 8 | [vb past] been on [noun] in | 8 |
|
| 9 | 'd been on [noun] [prep] | 7 |
|
| 10 | [vb past] been on strike [prep] | 6 |
|
| 11 | [vb past] been on strike [prep] | 6 |
|
