| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [conj] | 37774 |
|
| 2 | be [prep] a [noun] | 9866 |
|
| 3 | be a [noun] [conj] | 9810 |
|
| 4 | be [prep] [noun] [conj] | 5014 |
|
