| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] for a long [noun] | 498 |
|
| 2 | [noun] for a long [noun sg] | 496 |
|
| 3 | [noun] for a [adj] period | 250 |
|
| 4 | [noun] for a [adj] period | 227 |
|
| 5 | [noun] [prep] a long period | 137 |
|
| 6 | [noun] for a long period | 35 |
|
| 7 | [noun] for a long period | 24 |
|
| 8 | [noun] for a long period | 24 |
|
| 9 | [noun] for [art] long period | 24 |
|
| 10 | [noun] for [art] long period | 24 |
|
