| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be used | 1416 |
|
| 2 | [pron] [modal v] be to | 152 |
|
| 3 | [pron] be used to | 127 |
|
| 4 | [modal v] be used to | 73 |
|
