| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] on [prep] [adv] two [noun] | 10 |
|
| 2 | [verb] on [prep] [adv] two [noun pl] | 10 |
|
| 3 | [verb] on [prep] [adv] two year | 5 |
|
| 4 | [verb] on [prep] [adv] two years | 5 |
|
