| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | only [verb] for a [adj] [noun] | 37 |
|
| 2 | [adv] [verb] for a [adj] period | 13 |
|
| 3 | only [verb] for a [adj] period | 5 |
|
| 4 | only [verb] [prep] a [adj] period | 5 |
|
| 5 | only [verb] for [art] [adj] period | 5 |
|
| 6 | only [verb] for [art] [adj] period | 5 |
|
