| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] [prep] | 70803 |
|
| 2 | is [vb pp] that | 4035 |
|
| 3 | [vb pp] that [prep] | 1775 |
|
| 4 | is that [prep] | 900 |
|
