| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] a [adj] period | 533 |
|
| 2 | [noun sg] [prep] a [adj] period | 519 |
|
| 3 | [noun sg] for a [adj] period | 225 |
|
| 4 | [noun sg] over a [adj] period | 181 |
|
| 5 | [noun sg] [prep] a long period | 129 |
|
| 6 | [noun sg] [prep] a long period | 102 |
|
| 7 | [noun sg] [prep] an [adj] period | 64 |
|
| 8 | [noun sg] [prep] a [adj -er] period | 50 |
|
| 9 | [noun sg] of a [adj] period | 47 |
|
| 10 | [noun sg] [prep] a short period | 38 |
|
| 11 | [noun sg] [prep] a short period | 32 |
|
| 12 | [noun sg] within a [adj] period | 27 |
|
| 13 | [noun sg] [prep] a longer period | 27 |
|
| 14 | [noun sg] [prep] a specified period | 22 |
|
| 15 | [noun sg] after a [adj] period | 22 |
|
| 16 | [noun sg] [prep] a specified period | 22 |
|
| 17 | [noun sg] during a [adj] period | 22 |
|
| 18 | [noun sg] [prep] a fixed period | 20 |
|
| 19 | [noun sg] [prep] a fixed period | 20 |
|
| 20 | [noun sg] [prep] a prolonged period | 17 |
|
| 21 | [noun sg] [prep] a prolonged period | 17 |
|
| 22 | [noun sg] in a [adj] period | 15 |
|
| 23 | [noun sg] [prep] a particular period | 15 |
|
| 24 | [noun sg] [prep] a particular period | 15 |
|
| 25 | [noun sg] [prep] a indefinite period | 14 |
|
| 26 | [noun sg] [prep] a indefinite period | 14 |
|
| 27 | [noun sg] at a [adj] period | 13 |
|
| 28 | [noun sg] [prep] a certain period | 12 |
|
| 29 | [noun sg] [prep] a certain period | 12 |
|
| 30 | place [prep] a [adj] period | 12 |
|
