| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | base [prep] a [noun] | 975 |
|
| 2 | base [prep] a [noun] | 975 |
|
| 3 | [verb] upon a [noun] | 493 |
|
| 4 | base upon [art] [noun] | 299 |
|
| 5 | base upon a [noun] | 96 |
|
