| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [noun sg] [prep] a long [noun] | 69 |
|
| 2 | [noun] [noun sg] [prep] a long [noun sg] | 69 |
|
| 3 | [noun] [noun sg] [prep] a [adj] period | 66 |
|
| 4 | [noun] [noun] [prep] a long period | 20 |
|
| 5 | [noun] [noun sg] [prep] [art] long period | 12 |
|
| 6 | [noun] [noun sg] [prep] a long period | 12 |
|
| 7 | [noun] [noun sg] [prep] [art] long period | 12 |
|
| 8 | [noun] [noun sg] [prep] a long period | 12 |
|
| 9 | [noun] [noun sg] [prep] a long period | 12 |
|
