| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [modal v] [vb infin] a | 7422 |
|
| 2 | [noun sg] who [modal v] [vb infin] | 1864 |
|
| 3 | who [modal v] [vb infin] a | 405 |
|
