| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] be use [adv] [conj] | 6 |
|
| 2 | it [modal v] be use [adv] [conj] | 6 |
|
| 3 | it [modal v] be use [adv] [conj] | 6 |
|
| 4 | it [modal v] be used [adv] [conj] | 6 |
|
