| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] for long periods | 18 |
|
| 2 | [vb pp] [adv] for long [noun] | 7 |
|
| 3 | [vb pp] [adv] for [adj] periods | 6 |
|
| 4 | [vb pp] [adv] [prep] long periods | 6 |
|
| 5 | [vb pp] [adv] for long [noun pl] | 6 |
|
| 6 | [vb pp] [adv] for long period | 5 |
|
