| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] the [noun pl] | 43 |
|
| 2 | 'd been [v-ing] the [noun pl] | 6 |
|
| 3 | [vb past] been watching the [noun pl] | 6 |
|
| 4 | [vb past] been [v-ing] the police | 5 |
|
