| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [conj] i could [vb infin] [adv prt] | 8 |
|
| 2 | [adv prt] [conj] i could [verb] [adv prt] | 8 |
|
| 3 | [adv prt] [subord] i could [verb] [adv prt] | 6 |
|
