| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a [adj] [noun] of | 4741 |
|
| 2 | [verb] [prep] a [adj] period of | 129 |
|
| 3 | [vb pp] [prep] a [adj] period [prep] | 116 |
|
| 4 | [vb pp] [prep] a [adj] period [prep] | 116 |
|
| 5 | [vb pp] [prep] [art] [adj] period of | 107 |
|
| 6 | [vb pp] [prep] [art] [adj] period of | 107 |
|
| 7 | [vb pp] [prep] a [adj] period of | 89 |
|
| 8 | [vb pp] [prep] a [adj] period of | 87 |
|
| 9 | [vb pp] [prep] a [adj] period of | 80 |
|
