| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] for a long [noun sg] | 487 |
|
| 2 | [verb] for a long [noun] | 487 |
|
| 3 | [verb] for a [adj] period | 155 |
|
| 4 | [verb] [prep] a long period | 91 |
|
| 5 | [verb] for [art] long period | 31 |
|
| 6 | [verb] for [art] long period | 31 |
|
| 7 | [verb] for a long period | 29 |
|
| 8 | [verb] for a long period | 29 |
|
