| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | relatively [adj] period [prep] | 43 |
|
| 2 | [adv] long period [prep] | 29 |
|
| 3 | relatively long [noun] [prep] | 11 |
|
| 4 | relatively long period [prep] | 10 |
|
| 5 | relatively long [noun sg] [prep] | 5 |
|
| 6 | relatively long period [prep] | 5 |
|
