| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] they usually [vb base] | 30 |
|
| 2 | [subord] they usually do | 9 |
|
| 3 | as they usually [verb] | 7 |
|
| 4 | [subord] they usually [vb past] | 6 |
|
| 5 | although they usually [verb] | 6 |
|
| 6 | [subord] they usually do | 6 |
|
| 7 | since they usually [verb] | 6 |
|
