| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [noun pl] [prep] a [noun] of | 199 |
|
| 2 | and [noun pl] [prep] a [noun sg] of | 180 |
|
| 3 | and [noun] [prep] a period of | 12 |
|
| 4 | and [noun pl] [prep] [art] period of | 9 |
|
| 5 | [conj] [noun pl] [prep] a period of | 6 |
|
| 6 | and [noun pl] [prep] a period [prep] | 5 |
|
| 7 | and [noun pl] [prep] a period of | 5 |
|
| 8 | and [noun pl] [prep] a period of | 5 |
|
| 9 | and [noun pl] [prep] a period of | 5 |
|
| 10 | [coord] [noun pl] [prep] a period of | 5 |
|
| 11 | and [noun pl] [prep] a period [prep] | 5 |
|
