| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [modal v] be based [prep] | 11 |
|
| 2 | they [modal v] be based [prep] | 11 |
|
| 3 | they [modal v] be based on | 8 |
|
| 4 | they [modal v] be based on | 8 |
|
