| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [subord] a [noun] | 96 |
|
| 2 | [be] [subord] a [noun sg] | 92 |
|
| 3 | [is] [subord] a [noun] | 54 |
|
| 4 | is [subord] a [noun] | 47 |
|
| 5 | [be] whether a [noun] | 40 |
|
| 6 | [be] because a [noun] | 29 |
|
| 7 | [was/were] [subord] a [noun] | 21 |
|
| 8 | was [subord] a [noun] | 21 |
|
| 9 | be [subord] a [noun] | 13 |
|
| 10 | [be] [subord] a [noun] | 13 |
|
| 11 | [be] if a [noun] | 9 |
|
| 12 | 's [subord] a [noun] | 7 |
|
| 13 | [be] when a [noun] | 6 |
|
