| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [prep] a [adj] period [prep] | 66 |
|
| 2 | [noun pl] [prep] a [adj] period [prep] | 66 |
|
| 3 | [noun pl] [prep] a [adj] period [prep] | 66 |
|
| 4 | [noun pl] [prep] a [adj] period [prep] | 65 |
|
| 5 | [noun pl] [prep] a [adj] period of | 48 |
|
| 6 | [noun pl] [prep] a [adj] period of | 48 |
|
| 7 | [noun pl] over a [adj] period [prep] | 23 |
|
| 8 | [noun pl] over a [adj] period [prep] | 23 |
|
| 9 | [noun pl] for a [adj] period [prep] | 19 |
|
| 10 | [noun pl] for a [adj] period [prep] | 19 |
|
| 11 | [noun pl] [prep] a long period [prep] | 12 |
|
| 12 | [noun pl] [prep] a long period [prep] | 11 |
|
| 13 | [noun pl] after a [adj] period [prep] | 5 |
|
| 14 | [noun pl] [prep] a short period [prep] | 5 |
|
| 15 | [noun pl] within a [adj] period [prep] | 5 |
|
| 16 | [noun pl] after a [adj] period [prep] | 5 |
|
| 17 | [noun pl] of a [adj] period [prep] | 5 |
|
| 18 | [noun pl] [prep] a short period [prep] | 5 |
|
| 19 | [noun pl] of a [adj] period [prep] | 5 |
|
| 20 | [noun pl] [prep] a [adj] period in | 5 |
|
| 21 | [noun pl] [prep] a [adj] period in | 5 |
|
| 22 | [noun pl] within a [adj] period [prep] | 5 |
|
