| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] was [v-ing] [adv prt] | 132 |
|
| 2 | [adv] [Wh det] was [v-ing] [adv prt] | 52 |
|
| 3 | [adv] [prep] [Wh det] was [v-ing] | 32 |
|
