| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [adj] period [prep] | 1219 |
|
| 2 | [prep] [art] [adj] period of | 775 |
|
| 3 | [prep] a [adj] period [prep] | 736 |
|
| 4 | [prep] the [adj] period [prep] | 394 |
|
| 5 | for [art] [adj] period [prep] | 333 |
|
| 6 | for [art] [adj] period [prep] | 333 |
|
| 7 | over [art] [adj] period [prep] | 203 |
|
| 8 | over [art] [adj] period [prep] | 203 |
|
| 9 | [prep] [art] long period [prep] | 174 |
|
| 10 | [prep] [art] [adj] period in | 140 |
|
| 11 | in [art] [adj] period [prep] | 136 |
|
| 12 | in [art] [adj] period [prep] | 136 |
|
| 13 | during [art] [adj] period [prep] | 114 |
|
| 14 | during [art] [adj] period [prep] | 114 |
|
| 15 | [prep] [art] short period [prep] | 108 |
|
| 16 | after [art] [adj] period [prep] | 91 |
|
| 17 | after [art] [adj] period [prep] | 91 |
|
| 18 | of [art] [adj] period [prep] | 89 |
|
| 19 | of [art] [adj] period [prep] | 89 |
|
| 20 | [prep] an [adj] period [prep] | 88 |
|
| 21 | within [art] [adj] period [prep] | 49 |
|
| 22 | within [art] [adj] period [prep] | 49 |
|
| 23 | [prep] [art] [adj] period from | 39 |
|
| 24 | [prep] [art] brief period [prep] | 39 |
|
| 25 | to [art] [adj] period [prep] | 37 |
|
| 26 | to [art] [adj] period [prep] | 37 |
|
| 27 | [prep] [art] [adj] period to | 36 |
|
| 28 | [prep] [art] [adj] period after | 30 |
|
| 29 | [prep] [art] fixed period [prep] | 30 |
|
| 30 | [prep] [art] [adj] period for | 30 |
|
