| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's [been] a [noun] [prep] | 178 |
|
| 2 | [ex0] 's [been] a [noun] | 178 |
|
| 3 | [ex0] 's [been] [noun] [prep] | 27 |
|
| 4 | [ex0] [been] a [noun] [prep] | 14 |
|
