| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adv] [adj] period of | 123 |
|
| 2 | [art] [adv] long [noun] of | 65 |
|
| 3 | [art] [adv] long [noun sg] of | 58 |
|
| 4 | [art] [adv] long period [prep] | 25 |
|
| 5 | [art] [adv] long period [prep] | 25 |
|
| 6 | [art] [adv] long period of | 24 |
|
| 7 | [art] [adv] long period of | 23 |
|
| 8 | [art] [adv] long period of | 23 |
|
