| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of [art] long period of | 14 |
|
| 2 | [noun sg] of [art] long period of | 12 |
|
| 3 | of [art] long period of [noun] | 6 |
|
| 4 | of [art] long period of [adj] | 6 |
|
| 5 | of [art] long period of [adj] | 6 |
|
| 6 | of [art] long period of [noun sg] | 6 |
|
