| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] long period and | 13 |
|
| 2 | [prep] [art] long period and | 13 |
|
| 3 | over [art] long period and | 11 |
|
| 4 | over [art] long period and | 11 |
|
| 5 | [art] long period and [pron] | 5 |
|
