| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it be [verb] to | 82 |
|
| 2 | when it be [vb pp] to | 76 |
|
| 3 | when it was [verb] to | 37 |
|
| 4 | when it is [verb] to | 34 |
|
| 5 | when it 's [verb] to | 11 |
|
| 6 | when it be apply to | 9 |
|
| 7 | when it be applied to | 9 |
|
| 8 | when it be [v-ing] to | 6 |
|
