| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [art] long period | 142 |
|
| 2 | [noun] [prep] [adj] [art] long | 39 |
|
| 3 | [prep] [adj] [art] long period | 10 |
|
| 4 | [noun] [prep] [adj] [art] period | 10 |
|
