| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] there [was/were] a period | 10 |
|
| 2 | [coord] there [was/were] a period | 7 |
|
| 3 | there [was/were] a [adj] period | 12 |
|
| 4 | there [was/were] a [adj] period | 9 |
|
| 5 | there [was/were] a period [prep] | 30 |
|
| 6 | there [was/were] a period [prep] | 30 |
|
| 7 | there [was/were] a period of | 21 |
|
| 8 | there [was/were] a period of | 21 |
|
| 9 | there [was/were] a period [adv] | 12 |
|
| 10 | there [was/were] a period when | 10 |
|
| 11 | there [was/were] a period [Wh adv] | 10 |
|
| 12 | there [was/were] a period when | 10 |
|
| 13 | there [was/were] a period in | 8 |
|
| 14 | there [was/were] a period in | 8 |
|
