| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [conj] it [is] | 750 |
|
| 2 | [been] [vb pp] [conj] [pron] [is] | 176 |
|
| 3 | [been] [vb pp] [conj] it [be] | 136 |
|
| 4 | [been] [verb] [conj] it [is] | 93 |
|
