| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | might [verb] a | 1889 |
|
| 2 | might [vb infin] a | 1889 |
|
| 3 | [vb mod] require a | 375 |
|
| 4 | [modal v] require a | 375 |
|
| 5 | might require [art] | 15 |
|
| 6 | might require a | 14 |
|
| 7 | might require a | 14 |
|
