| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [adv prt] [art] | 450 |
|
| 2 | could [vb infin] [adv prt] [art] | 443 |
|
| 3 | [vb mod] build [adv prt] [art] | 52 |
|
| 4 | [modal v] build [adv prt] [art] | 52 |
|
| 5 | could build [adv prt] [art] | 8 |
|
| 6 | could build [adv prt] [art] | 8 |
|
| 7 | could build [adv] [art] | 8 |
|
