| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] over a period | 5 |
|
| 2 | [pron] [noun] over a period | 13 |
|
| 3 | [pron] [noun pl] over a period | 8 |
|
| 4 | [pron] [noun sg] over a period | 5 |
|
| 5 | [pron] over a [adj] period | 6 |
|
| 6 | [pron] over a period [prep] | 7 |
|
| 7 | [pron] over a period [prep] | 7 |
|
| 8 | [pron] over a period of | 7 |
|
| 9 | [pron] over a period of | 7 |
|
