| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and a [noun pl] [noun] | 146 |
|
| 2 | and a [noun pl] [noun sg] | 140 |
|
| 3 | and [art] [noun pl] helicopter | 7 |
|
| 4 | and a [noun] helicopter | 7 |
|
| 5 | [conj] a [noun pl] helicopter | 6 |
|
| 6 | and a [noun pl] helicopter | 5 |
|
