| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] a [noun sg] | 8671 |
|
| 2 | [prep] a first [noun sg] | 583 |
|
| 3 | be a first [noun sg] | 154 |
|
| 4 | be [prep] first [noun sg] | 61 |
|
| 5 | be [prep] a first | 8 |
|
