| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] period [modal v] | 43 |
|
| 2 | [art] period [vb mod] | 43 |
|
| 3 | the period [modal v] | 36 |
|
| 4 | the period [modal v] | 36 |
|
| 5 | [art] period can | 10 |
|
| 6 | [art] period can | 10 |
|
| 7 | [art] period should | 8 |
|
| 8 | [art] period will | 8 |
|
| 9 | [art] period should | 8 |
|
| 10 | [art] period will | 8 |
|
| 11 | a period [modal v] | 7 |
|
| 12 | a period [modal v] | 7 |
|
| 13 | [art] period would | 6 |
|
| 14 | [art] period would | 6 |
|
