| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] only be used [verb] | 5 |
|
| 2 | it [modal v] only be [verb] [verb] | 5 |
|
| 3 | it [vb mod] only be [verb] [verb] | 5 |
|
| 4 | it [modal v] only be use [verb] | 5 |
|
| 5 | it [modal v] only be [vb pp] [verb] | 5 |
|
| 6 | it [modal v] only be [verb] [to-vb] | 5 |
|
