| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] easy [to-vb] that | 116 |
|
| 2 | [is] easy [to-vb] a | 71 |
|
| 3 | [is] [to-vb] that a | 28 |
|
| 4 | easy [to-vb] that a | 10 |
|
