| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] [noun] [prep] time | 1192 |
|
| 2 | a [adj] period [prep] [noun] | 738 |
|
| 3 | a [adj] period [prep] [noun sg] | 670 |
|
| 4 | [art] [adj] period [prep] time | 388 |
|
| 5 | a [adj] period [prep] time | 357 |
|
| 6 | a [adj] period [prep] time | 357 |
|
