| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they have seen a | 8 |
|
| 2 | they have [adv] seen a | 9 |
|
| 3 | they have [adv] seen a | 5 |
|
| 4 | they have seen a [noun sg] | 13 |
|
| 5 | they have seen a [noun] | 13 |
|
| 6 | they have seen a [adj] | 7 |
|
| 7 | they have seen a [adj] | 7 |
|
