| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [conj] it is [verb] [prep] | 19 |
|
| 2 | [prep] [conj] it is [verb] [prep] | 19 |
|
| 3 | [prep] [subord] it is [verb] [prep] | 16 |
|
| 4 | [prep] [conj] it is [vb pp] [prep] | 14 |
|
| 5 | [prep] if it is [verb] [prep] | 11 |
|
| 6 | [prep] if it is [verb] [prep] | 11 |
|
| 7 | as [conj] it is [verb] [prep] | 7 |
|
| 8 | as [conj] it is [verb] [prep] | 7 |
|
| 9 | [prep] [conj] it is [v-ing] [prep] | 5 |
|
