| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which was [v-ing] [prep] [noun] [prep] | 10 |
|
| 2 | [Wh det] was [v-ing] [prep] [noun sg] [prep] | 8 |
|
| 3 | [Wh det] was [v-ing] [prep] [noun] of | 7 |
|
| 4 | [Wh det] was [v-ing] in [noun] [prep] | 6 |
|
| 5 | what was [v-ing] [prep] [noun] [prep] | 6 |
|
| 6 | [Wh det] was happening [prep] [noun] [prep] | 5 |
|
