| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [adj] [pers pn] | 5595 |
|
| 2 | [Wh adv] [adj] [pers pn] | 4150 |
|
| 3 | [adv] difficult [pers pn] | 251 |
|
| 4 | [Wh adv] difficult [pron] | 178 |
|
| 5 | [Wh adv] difficult [pers pn] | 172 |
|
