| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adv] [verb] [prep] the time | 74 |
|
| 2 | was [adv] [vb pp] [prep] the time | 65 |
|
| 3 | was [adv] investigated [prep] the [noun] | 7 |
|
| 4 | was [adv] investigated [prep] the [noun sg] | 7 |
|
| 5 | be [adv] investigated [prep] the time | 6 |
|
| 6 | [be] [adv] investigated [prep] the time | 6 |
|
| 7 | was [adv] investigated [prep] the time | 5 |
|
| 8 | [was/were] [adv] investigated [prep] the time | 5 |
|
| 9 | was [adv] investigated [prep] [art] time | 5 |
|
| 10 | was [adv] investigated [prep] [art] time | 5 |
|
| 11 | was [adv] investigate [prep] the time | 5 |
|
| 12 | was [adv] investigated [prep] the time | 5 |
|
