| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [prep] [pron] | 40060 |
|
| 2 | been a [noun] [prep] | 3213 |
|
| 3 | been [noun] [prep] [pron] | 177 |
|
| 4 | been a [noun] [pron] | 74 |
|
