| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] for a [adj] | 338 |
|
| 2 | [verb] for a [adj] period | 155 |
|
| 3 | [vb mod] [verb] a [adj] period | 12 |
|
| 4 | [vb mod] [verb] for a period | 9 |
|
