| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a period | 152 |
|
| 2 | [adv prt] a period | 74 |
|
| 3 | [adv] a period | 69 |
|
| 4 | over a period | 67 |
|
| 5 | over a period | 67 |
|
| 6 | long a period | 18 |
|
| 7 | long a period | 18 |
|
| 8 | not a period | 8 |
|
| 9 | also a period | 8 |
|
| 10 | short a period | 8 |
|
| 11 | also a period | 8 |
|
| 12 | not a period | 8 |
|
| 13 | short a period | 8 |
|
| 14 | [not/n't] a period | 8 |
|
