| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] over a long period | 81 |
|
| 2 | [verb] over a long period | 46 |
|
| 3 | [verb] [noun sg] over a period | 14 |
|
| 4 | [verb] [noun sg] over a long | 8 |
|
