| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] on the | 969 |
|
| 2 | [was/were] [adv] [v-ing] the | 963 |
|
| 3 | [adv] [v-ing] on the | 526 |
|
| 4 | [was/were] [adv] on the | 455 |
|
| 5 | [was/were] [adv] [v-ing] on | 236 |
|
