| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | long [noun] [modal v] [vb infin] | 115 |
|
| 2 | [adj] period [modal v] [vb infin] | 65 |
|
| 3 | long [noun sg] [modal v] [vb infin] | 64 |
|
| 4 | long period [modal v] [vb infin] | 8 |
|
| 5 | long period [modal v] [verb] | 6 |
|
