| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] [prep] the period [prep] | 27 |
|
| 2 | [verb] [adv] [prep] the period of | 25 |
|
| 3 | [vb pp] [adv] [prep] the period [prep] | 14 |
|
| 4 | [verb] [adv] during the period [prep] | 13 |
|
| 5 | [verb] [adv prt] [prep] the period [prep] | 12 |
|
| 6 | [vb past] [adv] [prep] the period [prep] | 12 |
|
| 7 | [verb] [adv] over the period [prep] | 8 |
|
| 8 | [verb] [adv] in the period [prep] | 7 |
|
| 9 | increase [adv] [prep] the period [prep] | 5 |
|
| 10 | [verb] [adv] [prep] the period between | 5 |
|
