| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [art] period [prep] | 162 |
|
| 2 | [adv] [art] period of | 136 |
|
| 3 | [adv] [art] period of | 136 |
|
| 4 | [adv] a period [prep] | 117 |
|
| 5 | [adv] [art] period [prep] | 77 |
|
| 6 | [adv prt] [art] period [prep] | 72 |
|
| 7 | over [art] period [prep] | 64 |
|
| 8 | over [art] period [prep] | 64 |
|
| 9 | [adv] the period [prep] | 45 |
|
| 10 | also [art] period [prep] | 12 |
|
| 11 | also [art] period [prep] | 12 |
|
| 12 | [adv] [art] period in | 10 |
|
| 13 | [adv] [art] period in | 10 |
|
| 14 | not [art] period [prep] | 9 |
|
| 15 | not [art] period [prep] | 9 |
|
| 16 | [not/n't] [art] period [prep] | 9 |
|
| 17 | long [art] period [prep] | 7 |
|
| 18 | long [art] period [prep] | 7 |
|
| 19 | short [art] period [prep] | 5 |
|
| 20 | short [art] period [prep] | 5 |
|
