| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] use an [adj] | 21 |
|
| 2 | [modal v] use an [adj] | 21 |
|
| 3 | [vb mod] use an [adj] | 21 |
|
| 4 | could use an [adj] | 5 |
|
| 5 | could use an [adj] | 5 |
|
