| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] a [noun sg] [unc] | 13 |
|
| 2 | be [prep] a [noun sg] 's | 13 |
|
| 3 | be [prep] a [noun sg] 's | 13 |
|
| 4 | be [prep] a [noun sg] ['s] | 13 |
|
