| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be the [adv] [adj] period | 12 |
|
| 2 | [be] the [adv] [adj] period | 12 |
|
| 3 | [be] the [adv] [adj] period | 12 |
|
| 4 | [be] the [adv] [adj] period | 12 |
|
| 5 | [be] the most [adj] period | 9 |
|
| 6 | [be] the most [adj] period | 9 |
|
| 7 | [was/were] the [adv] [adj] period | 6 |
|
| 8 | was the [adv] [adj] period | 6 |
|
