| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] course they [modal v] | 104 |
|
| 2 | course they [modal v] [adv] | 10 |
|
| 3 | [prep] course they [adv] | 10 |
|
| 4 | [prep] course [modal v] [adv] | 7 |
|
