| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it do show | 33 |
|
| 2 | it does show | 27 |
|
| 3 | it [vb -s] show | 27 |
|
| 4 | it did show | 6 |
|
| 5 | it [vb past] show | 6 |
|
