| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [is] [vb pp] [prep] [verb] | 20 |
|
| 2 | [subord] it [is] [vb pp] [prep] [verb] | 20 |
|
| 3 | [subord] it [be] [vb pp] for [verb] | 11 |
|
| 4 | [subord] [pron] [is] [vb pp] for [verb] | 8 |
|
| 5 | [subord] it [is] [verb] for [verb] | 7 |
|
| 6 | [subord] it [is] [vb pp] for [verb] | 7 |
|
| 7 | [conj] it [is] [vb pp] for [verb] | 7 |
|
