| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [conj] it has [been] [verb] | 75 |
|
| 2 | [vb pp] [conj] it [verb] [been] [verb] | 56 |
|
| 3 | [vb pp] [conj] it have [been] [verb] | 56 |
|
| 4 | [vb pp] [conj] [pron] has [been] [verb] | 43 |
|
| 5 | [vb pp] [conj] it [vb -s] [been] [verb] | 26 |
|
| 6 | [vb pp] [conj] it has [be] [verb] | 24 |
|
