| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] an | 4465 |
|
| 2 | [adv] [prep] an | 4465 |
|
| 3 | [adv] upon [art] | 585 |
|
| 4 | [adv] upon [art] | 585 |
|
| 5 | [adv] upon a | 207 |
|
| 6 | [adv] upon an | 17 |
|
| 7 | [adv] upon an | 14 |
|
