| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is often [verb] to | 6 |
|
| 2 | it is often [verb] to be | 8 |
|
| 3 | it is often [verb] to be | 8 |
|
| 4 | it is often [verb] to [be] | 8 |
|
| 5 | it is often [verb] to [be] | 8 |
|
| 6 | it is often [verb] to [prep] | 5 |
|
| 7 | it is often [verb] to [prep] | 5 |
|
