| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] only for a [adj] period | 7 |
|
| 2 | but only for a [adj] period | 5 |
|
| 3 | but only for a [adj] period | 5 |
|
| 4 | [coord] only for a [adj] period | 5 |
|
| 5 | only [verb] for a [adj] period | 5 |
|
| 6 | only for a [adj] period [prep] | 6 |
|
| 7 | only for a [adj] period [prep] | 6 |
|
