| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] [prep] a [adj] period | 70 |
|
| 2 | [verb] [adv] [prep] a [adj] period | 64 |
|
| 3 | [verb] [adv] [prep] a long period | 21 |
|
| 4 | [verb] [adv] [prep] a long period | 17 |
|
| 5 | [verb] [adv] [prep] a short period | 10 |
|
| 6 | [verb] [adv] [prep] a short period | 10 |
|
| 7 | [verb] [adv] [prep] a [adj -er] period | 6 |
|
| 8 | [verb] [adv] [prep] a continuous period | 5 |
|
| 9 | [verb] [adv] [prep] a continuous period | 5 |
|
| 10 | [be] [verb] [adv] [prep] a period | 30 |
|
| 11 | be [verb] [adv] [prep] a period | 30 |
|
| 12 | [noun] [verb] [adv] [prep] a period | 15 |
|
| 13 | [verb] [verb] [adv] [prep] a period | 11 |
|
| 14 | [be] [verb] [adv] [prep] a period | 9 |
|
| 15 | be [verb] [adv] [prep] a period | 9 |
|
| 16 | [noun sg] [verb] [adv] [prep] a period | 9 |
|
| 17 | [adv] [verb] [adv] [prep] a period | 8 |
|
| 18 | [adv] [verb] [adv] [prep] a period | 7 |
|
| 19 | have [verb] [adv] [prep] a period | 7 |
|
| 20 | [am/are] [verb] [adv] [prep] a period | 6 |
|
| 21 | [pron] [verb] [adv] [prep] a period | 6 |
|
| 22 | [was/were] [verb] [adv] [prep] a period | 6 |
|
| 23 | [vb mod] [verb] [adv] [prep] a period | 5 |
|
| 24 | [is] [verb] [adv] [prep] a period | 5 |
|
| 25 | are [verb] [adv] [prep] a period | 5 |
|
| 26 | [modal v] [verb] [adv] [prep] a period | 5 |
|
| 27 | [conj] [verb] [adv] [prep] a period | 5 |
|
| 28 | [coord] [verb] [adv] [prep] a period | 5 |
|
| 29 | is [verb] [adv] [prep] a period | 5 |
|
| 30 | [verb] [verb] [adv] [prep] a period | 11 |
|
