| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | after [art] [adj] [noun sg] period | 6 |
|
| 2 | after [art] [adj] [noun] period | 6 |
|
| 3 | after [art] [adj] [noun] period | 5 |
|
| 4 | after a [adj] [noun] period | 5 |
|
