| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] [verb] a [noun] | 842 |
|
| 2 | be require [verb] a [noun] | 156 |
|
| 3 | [be] require [verb] a [noun] | 156 |
|
| 4 | was require [verb] [art] [noun] | 51 |
|
| 5 | was require [verb] [art] [noun] | 51 |
|
| 6 | [was/were] require [verb] a [noun] | 26 |
|
| 7 | was require [verb] a [noun] | 19 |
|
