| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [prep] [adj] period as | 7 |
|
| 2 | [noun sg] [prep] [det] period as | 7 |
|
| 3 | [noun sg] [prep] such period as | 5 |
|
| 4 | [noun sg] [prep] such period as | 5 |
|
