| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be on [adj] | 145 |
|
| 2 | [modal v] be used on | 126 |
|
| 3 | be used on [adj] | 99 |
|
| 4 | [modal v] be used [adj] | 45 |
|
