| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is often easy [verb] | 8 |
|
| 2 | it is often easy [verb] [art] | 9 |
|
| 3 | it is often easy [verb] [art] | 9 |
|
| 4 | it is often easy [verb] a | 5 |
|
| 5 | it is often easy [verb] a | 5 |
|
