| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over a [adv] long [noun] | 14 |
|
| 2 | over a [adv] long [noun sg] | 14 |
|
| 3 | over a [adv] long [noun] | 14 |
|
| 4 | over a [adv] long [noun] | 12 |
|
| 5 | over a [adv] long period | 10 |
|
| 6 | over a [adv] long period | 10 |
|
