| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it be [verb] | 1501 |
|
| 2 | when it [be] [verb] | 1499 |
|
| 3 | when it [be] [vb pp] | 1353 |
|
| 4 | when it [was/were] [verb] | 764 |
|
| 5 | when it was [verb] | 762 |
|
| 6 | when it [is] [verb] | 736 |
|
| 7 | when it is [verb] | 609 |
|
| 8 | when it [be] [v-ing] | 144 |
|
| 9 | when it 's [verb] | 127 |
|
| 10 | when it [be] use | 39 |
|
| 11 | when it [be] used | 39 |
|
| 12 | when it [be] finish | 36 |
|
| 13 | when it [be] finished | 36 |
|
| 14 | when it [be] discover | 31 |
|
| 15 | when it [be] discovered | 31 |
|
| 16 | when it [be] do | 29 |
|
| 17 | when it [be] done | 28 |
|
| 18 | when it [be] revealed | 26 |
|
| 19 | when it [be] reveal | 26 |
|
| 20 | when it [be] needed | 25 |
|
| 21 | when it [be] need | 25 |
|
| 22 | when it [be] make | 24 |
|
| 23 | when it [be] announce | 23 |
|
| 24 | when it [be] announced | 23 |
|
| 25 | when it [be] build | 23 |
|
| 26 | when it [be] made | 23 |
|
| 27 | when it [be] built | 22 |
|
| 28 | when it [be] find | 22 |
|
| 29 | when it [be] found | 22 |
|
| 30 | when it [be] publish | 21 |
|
