| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] is [verb] at a | 9 |
|
| 2 | [verb] is [vb pp] at a | 6 |
|
| 3 | [verb] is represented at a | 5 |
|
| 4 | [verb] is represent at a | 5 |
|
| 5 | [vb base] is [verb] at a | 5 |
|
| 6 | insure is [verb] at a | 5 |
|
| 7 | insure is [verb] at a | 5 |
|
