| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] [prep] [noun] | 5039 |
|
| 2 | [was/were] [v-ing] [prep] [noun sg] | 2268 |
|
| 3 | [was/were] [verb] [prep] time | 86 |
|
| 4 | [be] [v-ing] [prep] time | 52 |
|
| 5 | [was/were] [v-ing] [prep] time | 15 |
|
