| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] a [adj] [unc] | 27 |
|
| 2 | be [prep] [art] [num] [unc] | 22 |
|
| 3 | be [prep] [art] [num] [unc] | 22 |
|
| 4 | be [prep] a [num] [unc] | 10 |
|
| 5 | [be] [prep] a [num] [unc] | 9 |
|
