| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] was [adv] a period | 7 |
|
| 2 | this was [adv] a period | 6 |
|
| 3 | this was [adv] a period | 6 |
|
| 4 | [det] was [adv] a period | 6 |
|
| 5 | was [adv] a period [prep] | 9 |
|
| 6 | was [adv] a period [prep] | 9 |
|
| 7 | was [adv] a period of | 7 |
|
| 8 | was [adv] a period of | 7 |
|
