| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [vb pp] [prep] [noun] | 10056 |
|
| 2 | be [vb pp] [prep] [noun] [is] | 109 |
|
| 3 | to be [vb pp] [prep] [is] | 13 |
|
| 4 | to be [prep] [noun] [is] | 12 |
|
