| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be [vb pp] on the [noun prp] | 38 |
|
| 2 | to be [vb pp] on the [noun prp] | 38 |
|
| 3 | [prep] be built on the [noun prp] | 6 |
|
| 4 | [prep] be based on the [noun prp] | 5 |
|
