| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be based [prep] [noun pl] | 338 |
|
| 2 | be [prep] [noun pl] [unc] | 70 |
|
| 3 | based [prep] [noun pl] [unc] | 20 |
|
| 4 | be based [prep] [unc] | 20 |
|
