| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [prep] an [noun sg] | 510 |
|
| 2 | 've been [verb] [prep] [noun sg] | 98 |
|
| 3 | 've [verb] [prep] an [noun sg] | 19 |
|
| 4 | 've been [verb] an [noun sg] | 11 |
|
| 5 | 've been [verb] [prep] an | 8 |
|
