| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [prep] [art] period | 64 |
|
| 2 | and [prep] a period | 38 |
|
| 3 | and [prep] the period | 25 |
|
| 4 | and over [art] period | 16 |
|
| 5 | and over [art] period | 16 |
|
| 6 | and for [art] period | 14 |
|
| 7 | and for [art] period | 14 |
|
| 8 | and in [art] period | 10 |
|
| 9 | and in [art] period | 10 |
|
| 10 | and during [art] period | 7 |
|
| 11 | and after [art] period | 7 |
|
| 12 | and during [art] period | 7 |
|
| 13 | and after [art] period | 7 |
|
