| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [be] [vb pp] | 16854 |
|
| 2 | they 've [vb pp] | 6449 |
|
| 3 | 've [be] [vb pp] | 1327 |
|
| 4 | they 've [be] | 1021 |
|
