| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] period [vb mod] [adv] [vb infin] | 8 |
|
| 2 | [det] period [modal v] [adv] [vb infin] | 6 |
|
| 3 | [det] period will [adv] [vb infin] | 5 |
|
| 4 | [det] period will [adv] [vb infin] | 5 |
|
