| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be [vb pp] [adv] | 1197 |
|
| 2 | [modal v] only be [vb pp] [adv] | 210 |
|
| 3 | it [modal v] only be [vb pp] | 154 |
|
| 4 | it [modal v] only be [adv] | 12 |
|
