| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] a | 60585 |
|
| 2 | do be [vb pp] [prep] | 67 |
|
| 3 | do be [vb pp] a | 13 |
|
| 4 | do be [prep] a | 12 |
|
