| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [prep] | 18606 |
|
| 2 | he was [v-ing] | 13642 |
|
| 3 | he was [prep] | 4309 |
|
| 4 | he [v-ing] [prep] | 230 |
|
