| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [is] [v-ing] on [adj] | 18 |
|
| 2 | [Wh det] [is] [v-ing] on [det] | 16 |
|
| 3 | what [is] [v-ing] on [adj] | 13 |
|
| 4 | [Wh det] [is] going on [adj] | 11 |
|
| 5 | [Wh det] 's [v-ing] on [adj] | 10 |
|
| 6 | [Wh det] is [v-ing] on [adj] | 8 |
|
| 7 | [Wh det] [is] [v-ing] on all | 6 |
|
| 8 | [Wh det] [is] [v-ing] on all | 6 |
|
| 9 | which [is] [v-ing] on [adj] | 5 |
|
