| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] upon a [noun] | 194 |
|
| 2 | based upon a [noun] | 96 |
|
| 3 | [adv] based upon [noun] | 22 |
|
| 4 | [adv] based upon a | 11 |
|
