| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] [noun] | 3947 |
|
| 2 | [v-ing] [n mass] [noun] | 567 |
|
| 3 | was [v-ing] [n mass] | 109 |
|
| 4 | was [n mass] [noun] | 68 |
|
