| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [noun sg] [noun] | 659 |
|
| 2 | was [v-ing] [noun sg] [noun] | 258 |
|
| 3 | be studying [noun sg] [noun] | 14 |
|
| 4 | [be] studying [noun sg] [noun] | 14 |
|
| 5 | was studying [noun] [noun] | 7 |
|
| 6 | [was/were] studying [noun sg] [noun] | 6 |
|
| 7 | was study [noun sg] [noun] | 6 |
|
