| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | such a long [noun] | 169 |
|
| 2 | such a [adj] period | 32 |
|
| 3 | such [art] long period | 13 |
|
| 4 | such a long period | 13 |
|
| 5 | such [art] long period | 13 |
|
| 6 | [adj] a long period | 13 |
|
