| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [art] [adj] period [prep] | 69 |
|
| 2 | [adv] [art] [adj] period of | 55 |
|
| 3 | [adv] a [adj] period [prep] | 53 |
|
| 4 | [adv] [art] [adj] period [prep] | 42 |
|
| 5 | [adv prt] [art] [adj] period [prep] | 26 |
|
| 6 | over [art] [adj] period [prep] | 22 |
|
| 7 | over [art] [adj] period [prep] | 22 |
|
| 8 | [adv] the [adj] period [prep] | 16 |
|
| 9 | [adv] [art] long period [prep] | 15 |
|
| 10 | only [art] [adj] period [prep] | 14 |
|
| 11 | only [art] [adj] period [prep] | 14 |
|
| 12 | [adv] [art] long period [prep] | 13 |
|
| 13 | [adv] [art] short period [prep] | 12 |
|
| 14 | [adv] [art] short period [prep] | 12 |
|
| 15 | [adv] an [adj] period [prep] | 5 |
|
| 16 | [adv] [art] [adj] period in | 5 |
|
