| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be used for [adj] | 140 |
|
| 2 | [modal v] [not/n't] be used for | 61 |
|
| 3 | [not/n't] be used for [adj] | 14 |
|
| 4 | [modal v] [not/n't] be for [adj] | 5 |
|
