| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [interj] it is | 667 |
|
| 2 | [vb past] it is | 148 |
|
| 3 | [vb past] [interj] it | 70 |
|
| 4 | [vb past] [interj] is | 5 |
|
