| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] been [v-ing] [prep] the | 34 |
|
| 2 | they had been [v-ing] [prep] the | 28 |
|
| 3 | they [vb past] been [v-ing] in the | 9 |
|
| 4 | they 'd been [v-ing] [prep] the | 7 |
|
| 5 | they [vb past] been [v-ing] for the | 6 |
|
| 6 | they [vb past] been [v-ing] on the | 6 |
|
