| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [pron] was [prep] [pers pn] | 15 |
|
| 2 | [Wh adv] difficult [pron] was [prep] | 10 |
|
| 3 | difficult [pron] was [prep] [pers pn] | 6 |
|
