| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] they could [adv] | 121 |
|
| 2 | [vb past] they could [adv] | 119 |
|
| 3 | [vb past] they could [not/n't] | 90 |
|
| 4 | [vb past] they could not | 90 |
|
| 5 | [vb past] they could n't | 45 |
|
| 6 | [vb past] they could not | 45 |
|
| 7 | said they could [adv] | 39 |
|
| 8 | [vb past] they could [adv] | 31 |
|
| 9 | felt they could [adv] | 17 |
|
| 10 | thought they could [adv] | 9 |
|
| 11 | [vb past] they could only | 8 |
|
| 12 | [vb past] they could only | 8 |
|
| 13 | decided they could [adv] | 7 |
|
| 14 | knew they could [adv] | 7 |
|
| 15 | found they could [adv] | 6 |
|
