| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [conj] it [vb past] | 73 |
|
| 2 | is [that] it [vb past] | 61 |
|
| 3 | is that it [vb past] | 61 |
|
| 4 | is that it [vb past] | 61 |
|
| 5 | is [subord] it [vb past] | 10 |
|
| 6 | is [conj] it had | 8 |
|
| 7 | is [conj] it did | 7 |
|
| 8 | is because it [vb past] | 5 |
|
| 9 | is because it [vb past] | 5 |
|
