| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] over a [adj] period | 23 |
|
| 2 | [vb pp] [adv] over a [adj] period | 18 |
|
| 3 | [verb] [adv prt] over a [adj] period | 13 |
|
| 4 | [verb] [adv] over a [adj] period | 12 |
|
| 5 | [verb] [adv] over a long period | 11 |
|
| 6 | [verb] [adv] over a long period | 9 |
|
| 7 | [verb] out over a [adj] period | 5 |
|
| 8 | phase [adv] over a [adj] period | 5 |
|
| 9 | [verb] in over a [adj] period | 5 |
|
| 10 | phased [adv] over a [adj] period | 5 |
|
| 11 | [verb] in over a [adj] period | 5 |
|
| 12 | [verb] out over a [adj] period | 5 |
|
