| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb -s] [prep] [art] | 23035 |
|
| 2 | [noun] [prep] [art] period | 2807 |
|
| 3 | [vb -s] [prep] [art] period | 63 |
|
| 4 | [noun] [vb -s] [art] period | 49 |
|
