| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [be] unusual [prep] [pron] | 6 |
|
| 2 | [Wh det] [be] unusual [prep] [pers pn] | 6 |
|
| 3 | [Wh det] be unusual [prep] [pron] | 6 |
|
| 4 | [Wh det] [be] unusual for [pron] | 5 |
|
| 5 | [Wh det] [be] unusual for [pron] | 5 |
|
| 6 | which [be] unusual [prep] [pron] | 5 |
|
