| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could they [vb infin] | 98 |
|
| 2 | [Wh adv] could they [vb infin] | 76 |
|
| 3 | how could they [vb infin] | 70 |
|
| 4 | how could they [vb infin] | 70 |
|
| 5 | [conj] could they [vb infin] | 23 |
|
| 6 | [coord] could they [vb infin] | 23 |
|
| 7 | [adv] could they [vb infin] | 22 |
|
| 8 | [pron] could they [vb infin] | 20 |
|
| 9 | what could they [vb infin] | 18 |
|
| 10 | what could they [vb infin] | 18 |
|
| 11 | [Wh det] could they [vb infin] | 18 |
|
| 12 | [noun] could they [vb infin] | 15 |
|
| 13 | else could they [vb infin] | 12 |
|
| 14 | else could they [vb infin] | 12 |
|
| 15 | nor could they [vb infin] | 11 |
|
| 16 | nor could they [vb infin] | 11 |
|
| 17 | [noun sg] could they [vb infin] | 8 |
|
| 18 | [adj] could they [vb infin] | 7 |
|
| 19 | [noun pl] could they [vb infin] | 6 |
|
| 20 | [det] could they [vb infin] | 5 |
|
| 21 | and could they [vb infin] | 5 |
|
| 22 | and could they [vb infin] | 5 |
|
| 23 | could [adv] they [vb infin] | 31 |
|
| 24 | could [not/n't] they [vb infin] | 31 |
|
| 25 | could not they [vb infin] | 30 |
|
| 26 | could n't they [vb infin] | 29 |
|
| 27 | could [vb infin] they [vb infin] | 27 |
|
| 28 | could [verb] they [vb infin] | 27 |
|
| 29 | could help they [vb infin] | 11 |
|
| 30 | could help they [vb infin] | 11 |
|
