| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] | 200716 |
|
| 2 | is [vb pp] | 136581 |
|
| 3 | [be] based | 6732 |
|
| 4 | be based | 6732 |
|
| 5 | [is] based | 2678 |
|
| 6 | is base | 2657 |
|
