| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] the [noun sg] | 2994 |
|
| 2 | [v-ing] on the [noun sg] | 197 |
|
| 3 | [was/were] [v-ing] on the | 19 |
|
| 4 | [was/were] [v-ing] on [noun sg] | 9 |
|
