| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] over a long period | 81 |
|
| 2 | [noun pl] over a long period | 34 |
|
| 3 | [noun sg] [noun pl] over a period | 16 |
|
| 4 | [noun sg] [noun pl] over a long | 7 |
|
