| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [verb] [verb] is | 9 |
|
| 2 | [conj] it [vb -s] [verb] [is] | 8 |
|
| 3 | [subord] it [verb] [verb] [is] | 8 |
|
| 4 | [conj] it [verb] [vb pp] [is] | 6 |
|
| 5 | [conj] it have [verb] [is] | 5 |
|
