| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be used for [adj] | 767 |
|
| 2 | [modal v] be used for | 710 |
|
| 3 | [modal v] be for [adj] | 153 |
|
| 4 | [modal v] be used [adj] | 45 |
|
