| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [vb mod] [verb] | 3960 |
|
| 2 | [prep] course [pron] [verb] | 1869 |
|
| 3 | [prep] course [pron] [vb mod] | 1140 |
|
| 4 | course [pron] [vb mod] [verb] | 477 |
|
| 5 | [prep] course [vb mod] [verb] | 32 |
|
