| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [prep] a [adj] period | 43 |
|
| 2 | [verb] [verb] [prep] a [adj] period | 43 |
|
| 3 | [verb] [verb] [prep] a [adj] period | 41 |
|
| 4 | have [verb] [prep] a [adj] period | 27 |
|
| 5 | [verb] [vb pp] [prep] a [adj] period | 26 |
|
| 6 | [verb] [verb] [prep] a long period | 18 |
|
| 7 | [verb] [verb] [prep] a long period | 17 |
|
| 8 | [verb] [to-vb] [prep] a [adj] period | 16 |
|
| 9 | [verb] [verb] over a [adj] period | 14 |
|
| 10 | [verb] [verb] over a [adj] period | 14 |
|
| 11 | [verb] [verb] for a [adj] period | 13 |
|
| 12 | [verb] [verb] for a [adj] period | 13 |
|
| 13 | [vb base] [verb] [prep] a [adj] period | 10 |
|
| 14 | [vb past] [verb] [prep] a [adj] period | 9 |
|
| 15 | had [verb] [prep] a [adj] period | 8 |
|
| 16 | [vb -s] [verb] [prep] a [adj] period | 8 |
|
| 17 | [vb pp] [verb] [prep] a [adj] period | 7 |
|
| 18 | has [verb] [prep] a [adj] period | 7 |
|
| 19 | have [verb] [prep] a [adj] period | 6 |
|
| 20 | [verb] [verb] [prep] a short period | 5 |
|
