| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb pp] upon a | 27 |
|
| 2 | [adv] [vb past] upon a | 8 |
|
| 3 | [adv] base upon a | 8 |
|
| 4 | also [verb] upon a | 8 |
|
| 5 | [adv] based upon a | 8 |
|
| 6 | [adv] [vb infin] upon a | 7 |
|
| 7 | usually [verb] upon a | 6 |
|
| 8 | [adv] [vb -s] upon a | 5 |
|
| 9 | [adv] rely upon a | 5 |
|
