| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] easy it [is] use | 5 |
|
| 2 | [Wh adv] easy it is use | 5 |
|
| 3 | [Wh adv] easy it [is] use | 5 |
|
| 4 | how easy it [is] use | 5 |
|
| 5 | [Wh adv] easy it [is] to use | 5 |
|
