| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] this | 151 |
|
| 2 | was [v-ing] on [adj] | 130 |
|
| 3 | [be] [v-ing] on this | 113 |
|
| 4 | be [v-ing] on this | 113 |
|
| 5 | was [v-ing] on [det] | 64 |
|
| 6 | was [verb] on this | 61 |
|
| 7 | [was/were] [v-ing] on this | 24 |
|
| 8 | was [v-ing] on this | 19 |
|
