| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] [that] | 4035 |
|
| 2 | [vb pp] [that] a | 1987 |
|
| 3 | is [vb pp] a | 1060 |
|
| 4 | is [that] a | 734 |
|
