| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] [art] period [prep] | 863 |
|
| 2 | the [noun sg] [prep] [art] period | 418 |
|
| 3 | the [noun sg] [prep] [art] [prep] | 149 |
|
| 4 | the [noun sg] [art] period [prep] | 6 |
|
| 5 | the [noun sg] [prep] period [prep] | 5 |
|
