| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [verb] last night | 87 |
|
| 2 | it [be] [verb] last night | 87 |
|
| 3 | it [was/were] [verb] last night | 87 |
|
| 4 | it was [verb] last night | 86 |
|
| 5 | it [verb] last night that | 6 |
|
| 6 | it [verb] last night [conj] | 6 |
|
| 7 | it [verb] last night [that] | 6 |
|
| 8 | it [verb] last night that | 6 |
|
