| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adj] period | 736 |
|
| 2 | for [adj] period | 492 |
|
| 3 | for limited [noun] | 55 |
|
| 4 | [prep] limited period | 8 |
|
| 5 | [prep] limited period | 8 |
|
| 6 | for limited period | 7 |
|
| 7 | for limited period | 7 |
|
