| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [noun sg] [noun] | 659 |
|
| 2 | was [v-ing] [noun sg] [noun] | 258 |
|
| 3 | be using [noun sg] [noun] | 81 |
|
| 4 | [be] using [noun sg] [noun] | 81 |
|
| 5 | [was/were] using [noun sg] [noun] | 25 |
|
| 6 | was use [noun sg] [noun] | 13 |
|
| 7 | was using [noun] [noun] | 9 |
|
