| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it has sometimes [been] [vb pp] | 5 |
|
| 2 | [noun] it has sometimes [been] [vb pp] | 5 |
|
| 3 | it has sometimes [been] [vb pp] that | 14 |
|
| 4 | it has sometimes [been] [vb pp] [that] | 14 |
|
| 5 | it has sometimes [been] [vb pp] that | 14 |
|
| 6 | it has sometimes [been] [vb pp] [conj] | 14 |
|
