| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] for an [adj] [noun] | 1395 |
|
| 2 | [noun] for an [adj] [noun sg] | 1321 |
|
| 3 | [noun] for [art] [adj] period | 338 |
|
| 4 | [noun] for [art] [adj] period | 338 |
|
| 5 | [noun] for a [adj] period | 277 |
|
| 6 | [noun] [prep] an [adj] period | 86 |
|
| 7 | [noun] [prep] an [adj] period | 86 |
|
| 8 | [noun] for an [adj] period | 51 |
|
| 9 | [noun] for an [adj] period | 50 |
|
| 10 | [noun] for an [adj] period | 50 |
|
