| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [noun] [prep] | 43563 |
|
| 2 | been a [noun] [prep] | 3663 |
|
| 3 | been a [noun] [noun] | 722 |
|
| 4 | been [noun] [noun] [prep] | 139 |
|
