| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they 've been [verb] [prep] | 184 |
|
| 2 | 've been [verb] [prep] a | 88 |
|
| 3 | they 've [verb] [prep] a | 40 |
|
| 4 | they 've been [verb] a | 14 |
|
| 5 | they 've been [prep] a | 12 |
|
