| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [to-vb] [that] [noun pl] | 58 |
|
| 2 | is [to-vb] that [noun pl] | 58 |
|
| 3 | is [to-vb] that [noun pl] | 58 |
|
| 4 | is to ensure [conj] [noun pl] | 27 |
|
| 5 | is to say [conj] [noun pl] | 9 |
|
| 6 | is [to-vb] [subord] [noun pl] | 7 |
|
