| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] in a | 1195 |
|
| 2 | is [vb pp] in [noun pl] | 591 |
|
| 3 | [vb pp] in a [noun pl] | 73 |
|
| 4 | is [vb pp] a [noun pl] | 5 |
|
