| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] a third | 30 |
|
| 2 | at [adv] a third | 30 |
|
| 3 | at [adv] a third | 30 |
|
| 4 | at least a third | 22 |
|
| 5 | at least a third | 22 |
|
