| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] for [art] long | 224 |
|
| 2 | for [art] long period | 106 |
|
| 3 | [vb pp] for [art] period | 70 |
|
| 4 | [vb pp] [art] long period | 10 |
|
